Home / 14,245,915,511.70-21,368,873,267.55-6,899,275,127.70

Finding the Fourth Proportional to 14,245,915,511.70, 21,368,873,267.55 and 6,899,275,127.70

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Solution

The fourth proportional to 14,245,915,511.70, 21,368,873,267.55 and 6,899,275,127.70 is: 10,348,912,691.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,245,915,511.70 : 21,368,873,267.55 = 6,899,275,127.70 : x
  2. Step 2: Convert to fraction form
    14,245,915,511.70/21,368,873,267.55 = 6,899,275,127.70/x
  3. Step 3: Cross multiply
    14,245,915,511.70x = 21,368,873,267.55 × 6,899,275,127.70
  4. Step 4: Simplify right side
    14,245,915,511.70x = 147,429,735,841,781,137,408
  5. Step 5: Solve for x
    x = 147,429,735,841,781,137,408/14,245,915,511.70
  6. Step 6: Final answer
    x = 10,348,912,691.55

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Double scale
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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.