Home / 148,602,806.10-222,715,252.35-71,760,374.10

Finding the Fourth Proportional to 148,602,806.10, 222,715,252.35 and 71,760,374.10

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Solution

The fourth proportional to 148,602,806.10, 222,715,252.35 and 71,760,374.10 is: 107,549,313.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,602,806.10 : 222,715,252.35 = 71,760,374.10 : x
  2. Step 2: Convert to fraction form
    148,602,806.10/222,715,252.35 = 71,760,374.10/x
  3. Step 3: Cross multiply
    148,602,806.10x = 222,715,252.35 × 71,760,374.10
  4. Step 4: Simplify right side
    148,602,806.10x = 15,982,129,826,411,902
  5. Step 5: Solve for x
    x = 15,982,129,826,411,902/148,602,806.10
  6. Step 6: Final answer
    x = 107,549,313.81

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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.