Home / 152,989,144.83-229,551,485.10-80,188,624.17

Finding the Fourth Proportional to 152,989,144.83, 229,551,485.10 and 80,188,624.17

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Solution

The fourth proportional to 152,989,144.83, 229,551,485.10 and 80,188,624.17 is: 120,318,456.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,989,144.83 : 229,551,485.10 = 80,188,624.17 : x
  2. Step 2: Convert to fraction form
    152,989,144.83/229,551,485.10 = 80,188,624.17/x
  3. Step 3: Cross multiply
    152,989,144.83x = 229,551,485.10 × 80,188,624.17
  4. Step 4: Simplify right side
    152,989,144.83x = 18,407,417,766,349,256
  5. Step 5: Solve for x
    x = 18,407,417,766,349,256/152,989,144.83
  6. Step 6: Final answer
    x = 120,318,456.49

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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.