Home / 83,771,894,429.71-125,657,013,561.18-38,379,726,988.86

Finding the Fourth Proportional to 83,771,894,429.71, 125,657,013,561.18 and 38,379,726,988.86

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Solution

The fourth proportional to 83,771,894,429.71, 125,657,013,561.18 and 38,379,726,988.86 is: 57,569,211,100.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,771,894,429.71 : 125,657,013,561.18 = 38,379,726,988.86 : x
  2. Step 2: Convert to fraction form
    83,771,894,429.71/125,657,013,561.18 = 38,379,726,988.86/x
  3. Step 3: Cross multiply
    83,771,894,429.71x = 125,657,013,561.18 × 38,379,726,988.86
  4. Step 4: Simplify right side
    83,771,894,429.71x = 4,822,681,874,713,566,773,248
  5. Step 5: Solve for x
    x = 4,822,681,874,713,566,773,248/83,771,894,429.71
  6. Step 6: Final answer
    x = 57,569,211,100.51

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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.