Home / 6,438,548,045.70-9,657,822,068.55-5,520,217,997.70

Finding the Fourth Proportional to 6,438,548,045.70, 9,657,822,068.55 and 5,520,217,997.70

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Solution

The fourth proportional to 6,438,548,045.70, 9,657,822,068.55 and 5,520,217,997.70 is: 8,280,326,996.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,438,548,045.70 : 9,657,822,068.55 = 5,520,217,997.70 : x
  2. Step 2: Convert to fraction form
    6,438,548,045.70/9,657,822,068.55 = 5,520,217,997.70/x
  3. Step 3: Cross multiply
    6,438,548,045.70x = 9,657,822,068.55 × 5,520,217,997.70
  4. Step 4: Simplify right side
    6,438,548,045.70x = 53,313,283,201,393,950,720
  5. Step 5: Solve for x
    x = 53,313,283,201,393,950,720/6,438,548,045.70
  6. Step 6: Final answer
    x = 8,280,326,996.55

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Half scale
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Double scale
Find fourth proportional to 6,438,548,046.70, 9,657,822,070.05 and 5,520,217,998.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.