Home / 159,584,728.20-239,377,092.30-91,371,323.40

Finding the Fourth Proportional to 159,584,728.20, 239,377,092.30 and 91,371,323.40

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Solution

The fourth proportional to 159,584,728.20, 239,377,092.30 and 91,371,323.40 is: 137,056,985.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,584,728.20 : 239,377,092.30 = 91,371,323.40 : x
  2. Step 2: Convert to fraction form
    159,584,728.20/239,377,092.30 = 91,371,323.40/x
  3. Step 3: Cross multiply
    159,584,728.20x = 239,377,092.30 × 91,371,323.40
  4. Step 4: Simplify right side
    159,584,728.20x = 21,872,201,715,094,952
  5. Step 5: Solve for x
    x = 21,872,201,715,094,952/159,584,728.20
  6. Step 6: Final answer
    x = 137,056,985.10

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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.