Home / 159,648,002.60-239,472,003.90-51,942,626.60

Finding the Fourth Proportional to 159,648,002.60, 239,472,003.90 and 51,942,626.60

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Solution

The fourth proportional to 159,648,002.60, 239,472,003.90 and 51,942,626.60 is: 77,913,939.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,648,002.60 : 239,472,003.90 = 51,942,626.60 : x
  2. Step 2: Convert to fraction form
    159,648,002.60/239,472,003.90 = 51,942,626.60/x
  3. Step 3: Cross multiply
    159,648,002.60x = 239,472,003.90 × 51,942,626.60
  4. Step 4: Simplify right side
    159,648,002.60x = 12,438,804,879,731,444
  5. Step 5: Solve for x
    x = 12,438,804,879,731,444/159,648,002.60
  6. Step 6: Final answer
    x = 77,913,939.90

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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.