Home / 367,785,471.34-551,680,238.85-91,436,685.84

Finding the Fourth Proportional to 367,785,471.34, 551,680,238.85 and 91,436,685.84

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Solution

The fourth proportional to 367,785,471.34, 551,680,238.85 and 91,436,685.84 is: 137,155,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,785,471.34 : 551,680,238.85 = 91,436,685.84 : x
  2. Step 2: Convert to fraction form
    367,785,471.34/551,680,238.85 = 91,436,685.84/x
  3. Step 3: Cross multiply
    367,785,471.34x = 551,680,238.85 × 91,436,685.84
  4. Step 4: Simplify right side
    367,785,471.34x = 50,443,812,683,520,736
  5. Step 5: Solve for x
    x = 50,443,812,683,520,736/367,785,471.34
  6. Step 6: Final answer
    x = 137,155,533.90

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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.