Home / 416,482,845.86-624,598,491.98-125,272,663.22

Finding the Fourth Proportional to 416,482,845.86, 624,598,491.98 and 125,272,663.22

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Solution

The fourth proportional to 416,482,845.86, 624,598,491.98 and 125,272,663.22 is: 187,871,162.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,482,845.86 : 624,598,491.98 = 125,272,663.22 : x
  2. Step 2: Convert to fraction form
    416,482,845.86/624,598,491.98 = 125,272,663.22/x
  3. Step 3: Cross multiply
    416,482,845.86x = 624,598,491.98 × 125,272,663.22
  4. Step 4: Simplify right side
    416,482,845.86x = 78,245,116,530,720,592
  5. Step 5: Solve for x
    x = 78,245,116,530,720,592/416,482,845.86
  6. Step 6: Final answer
    x = 187,871,162.78

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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.