Home / 159,446,593.60-239,169,890.40-145,337,819.20

Finding the Fourth Proportional to 159,446,593.60, 239,169,890.40 and 145,337,819.20

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Solution

The fourth proportional to 159,446,593.60, 239,169,890.40 and 145,337,819.20 is: 218,006,728.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,446,593.60 : 239,169,890.40 = 145,337,819.20 : x
  2. Step 2: Convert to fraction form
    159,446,593.60/239,169,890.40 = 145,337,819.20/x
  3. Step 3: Cross multiply
    159,446,593.60x = 239,169,890.40 × 145,337,819.20
  4. Step 4: Simplify right side
    159,446,593.60x = 34,760,430,289,039,012
  5. Step 5: Solve for x
    x = 34,760,430,289,039,012/159,446,593.60
  6. Step 6: Final answer
    x = 218,006,728.80

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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.