Home / 148,598,549.25-222,915,550.89-71,866,440.47

Finding the Fourth Proportional to 148,598,549.25, 222,915,550.89 and 71,866,440.47

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Solution

The fourth proportional to 148,598,549.25, 222,915,550.89 and 71,866,440.47 is: 107,808,233.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,598,549.25 : 222,915,550.89 = 71,866,440.47 : x
  2. Step 2: Convert to fraction form
    148,598,549.25/222,915,550.89 = 71,866,440.47/x
  3. Step 3: Cross multiply
    148,598,549.25x = 222,915,550.89 × 71,866,440.47
  4. Step 4: Simplify right side
    148,598,549.25x = 16,020,147,166,758,862
  5. Step 5: Solve for x
    x = 16,020,147,166,758,862/148,598,549.25
  6. Step 6: Final answer
    x = 107,808,233.98

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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.