Home / 148,602,864.60-222,715,340.10-71,760,432.60

Finding the Fourth Proportional to 148,602,864.60, 222,715,340.10 and 71,760,432.60

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Solution

The fourth proportional to 148,602,864.60, 222,715,340.10 and 71,760,432.60 is: 107,549,401.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,602,864.60 : 222,715,340.10 = 71,760,432.60 : x
  2. Step 2: Convert to fraction form
    148,602,864.60/222,715,340.10 = 71,760,432.60/x
  3. Step 3: Cross multiply
    148,602,864.60x = 222,715,340.10 × 71,760,432.60
  4. Step 4: Simplify right side
    148,602,864.60x = 15,982,149,152,232,126
  5. Step 5: Solve for x
    x = 15,982,149,152,232,126/148,602,864.60
  6. Step 6: Final answer
    x = 107,549,401.52

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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.