Home / 160,177,407.15-221,053,404.47-89,608,807.68

Finding the Fourth Proportional to 160,177,407.15, 221,053,404.47 and 89,608,807.68

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Solution

The fourth proportional to 160,177,407.15, 221,053,404.47 and 89,608,807.68 is: 123,664,956.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,177,407.15 : 221,053,404.47 = 89,608,807.68 : x
  2. Step 2: Convert to fraction form
    160,177,407.15/221,053,404.47 = 89,608,807.68/x
  3. Step 3: Cross multiply
    160,177,407.15x = 221,053,404.47 × 89,608,807.68
  4. Step 4: Simplify right side
    160,177,407.15x = 19,808,332,008,161,484
  5. Step 5: Solve for x
    x = 19,808,332,008,161,484/160,177,407.15
  6. Step 6: Final answer
    x = 123,664,956.00

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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.