Home / 159,770,848.60-239,656,272.90-82,286,750.80

Finding the Fourth Proportional to 159,770,848.60, 239,656,272.90 and 82,286,750.80

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Solution

The fourth proportional to 159,770,848.60, 239,656,272.90 and 82,286,750.80 is: 123,430,126.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,770,848.60 : 239,656,272.90 = 82,286,750.80 : x
  2. Step 2: Convert to fraction form
    159,770,848.60/239,656,272.90 = 82,286,750.80/x
  3. Step 3: Cross multiply
    159,770,848.60x = 239,656,272.90 × 82,286,750.80
  4. Step 4: Simplify right side
    159,770,848.60x = 19,720,536,005,779,092
  5. Step 5: Solve for x
    x = 19,720,536,005,779,092/159,770,848.60
  6. Step 6: Final answer
    x = 123,430,126.20

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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.