Home / 158,142,071.80-237,366,125.25-76,318,550.56

Finding the Fourth Proportional to 158,142,071.80, 237,366,125.25 and 76,318,550.56

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Solution

The fourth proportional to 158,142,071.80, 237,366,125.25 and 76,318,550.56 is: 114,551,671.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,142,071.80 : 237,366,125.25 = 76,318,550.56 : x
  2. Step 2: Convert to fraction form
    158,142,071.80/237,366,125.25 = 76,318,550.56/x
  3. Step 3: Cross multiply
    158,142,071.80x = 237,366,125.25 × 76,318,550.56
  4. Step 4: Simplify right side
    158,142,071.80x = 18,115,438,631,123,420
  5. Step 5: Solve for x
    x = 18,115,438,631,123,420/158,142,071.80
  6. Step 6: Final answer
    x = 114,551,671.32

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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.