Home / 159,925,701.60-220,705,993.47-89,363,024.64

Finding the Fourth Proportional to 159,925,701.60, 220,705,993.47 and 89,363,024.64

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Solution

The fourth proportional to 159,925,701.60, 220,705,993.47 and 89,363,024.64 is: 123,325,737.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,925,701.60 : 220,705,993.47 = 89,363,024.64 : x
  2. Step 2: Convert to fraction form
    159,925,701.60/220,705,993.47 = 89,363,024.64/x
  3. Step 3: Cross multiply
    159,925,701.60x = 220,705,993.47 × 89,363,024.64
  4. Step 4: Simplify right side
    159,925,701.60x = 19,722,955,132,655,288
  5. Step 5: Solve for x
    x = 19,722,955,132,655,288/159,925,701.60
  6. Step 6: Final answer
    x = 123,325,737.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.