Home / 89,211,273.17-133,813,965.20-36,687,126.92

Finding the Fourth Proportional to 89,211,273.17, 133,813,965.20 and 36,687,126.92

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Solution

The fourth proportional to 89,211,273.17, 133,813,965.20 and 36,687,126.92 is: 55,029,479.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,211,273.17 : 133,813,965.20 = 36,687,126.92 : x
  2. Step 2: Convert to fraction form
    89,211,273.17/133,813,965.20 = 36,687,126.92/x
  3. Step 3: Cross multiply
    89,211,273.17x = 133,813,965.20 × 36,687,126.92
  4. Step 4: Simplify right side
    89,211,273.17x = 4,909,249,924,108,357
  5. Step 5: Solve for x
    x = 4,909,249,924,108,357/89,211,273.17
  6. Step 6: Final answer
    x = 55,029,479.46

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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.