Home / 7,676,856,141.10-11,515,284,211.65-6,282,142,380.70

Finding the Fourth Proportional to 7,676,856,141.10, 11,515,284,211.65 and 6,282,142,380.70

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Solution

The fourth proportional to 7,676,856,141.10, 11,515,284,211.65 and 6,282,142,380.70 is: 9,423,213,571.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,676,856,141.10 : 11,515,284,211.65 = 6,282,142,380.70 : x
  2. Step 2: Convert to fraction form
    7,676,856,141.10/11,515,284,211.65 = 6,282,142,380.70/x
  3. Step 3: Cross multiply
    7,676,856,141.10x = 11,515,284,211.65 × 6,282,142,380.70
  4. Step 4: Simplify right side
    7,676,856,141.10x = 72,340,654,971,812,052,992
  5. Step 5: Solve for x
    x = 72,340,654,971,812,052,992/7,676,856,141.10
  6. Step 6: Final answer
    x = 9,423,213,571.05

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Double scale
Find fourth proportional to 7,676,856,142.10, 11,515,284,213.15 and 6,282,142,381.70
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.