Home / 7,865,841,217.50-11,791,093,110.75-3,142,754,989.38

Finding the Fourth Proportional to 7,865,841,217.50, 11,791,093,110.75 and 3,142,754,989.38

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Solution

The fourth proportional to 7,865,841,217.50, 11,791,093,110.75 and 3,142,754,989.38 is: 4,711,068,489.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865,841,217.50 : 11,791,093,110.75 = 3,142,754,989.38 : x
  2. Step 2: Convert to fraction form
    7,865,841,217.50/11,791,093,110.75 = 3,142,754,989.38/x
  3. Step 3: Cross multiply
    7,865,841,217.50x = 11,791,093,110.75 × 3,142,754,989.38
  4. Step 4: Simplify right side
    7,865,841,217.50x = 37,056,516,704,053,706,752
  5. Step 5: Solve for x
    x = 37,056,516,704,053,706,752/7,865,841,217.50
  6. Step 6: Final answer
    x = 4,711,068,489.61

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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.