Home / 159,664,008.60-239,496,012.90-108,645,672.60

Finding the Fourth Proportional to 159,664,008.60, 239,496,012.90 and 108,645,672.60

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Solution

The fourth proportional to 159,664,008.60, 239,496,012.90 and 108,645,672.60 is: 162,968,508.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,664,008.60 : 239,496,012.90 = 108,645,672.60 : x
  2. Step 2: Convert to fraction form
    159,664,008.60/239,496,012.90 = 108,645,672.60/x
  3. Step 3: Cross multiply
    159,664,008.60x = 239,496,012.90 × 108,645,672.60
  4. Step 4: Simplify right side
    159,664,008.60x = 26,020,205,406,538,776
  5. Step 5: Solve for x
    x = 26,020,205,406,538,776/159,664,008.60
  6. Step 6: Final answer
    x = 162,968,508.90

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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.