Home / 118,098,308.70-177,147,463.05-74,732,723.10

Finding the Fourth Proportional to 118,098,308.70, 177,147,463.05 and 74,732,723.10

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Solution

The fourth proportional to 118,098,308.70, 177,147,463.05 and 74,732,723.10 is: 112,099,084.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,308.70 : 177,147,463.05 = 74,732,723.10 : x
  2. Step 2: Convert to fraction form
    118,098,308.70/177,147,463.05 = 74,732,723.10/x
  3. Step 3: Cross multiply
    118,098,308.70x = 177,147,463.05 × 74,732,723.10
  4. Step 4: Simplify right side
    118,098,308.70x = 13,238,712,303,983,132
  5. Step 5: Solve for x
    x = 13,238,712,303,983,132/118,098,308.70
  6. Step 6: Final answer
    x = 112,099,084.65

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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.