Home / 160,541,561.57-221,565,733.43-89,996,225.19

Finding the Fourth Proportional to 160,541,561.57, 221,565,733.43 and 89,996,225.19

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Solution

The fourth proportional to 160,541,561.57, 221,565,733.43 and 89,996,225.19 is: 124,205,093.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,541,561.57 : 221,565,733.43 = 89,996,225.19 : x
  2. Step 2: Convert to fraction form
    160,541,561.57/221,565,733.43 = 89,996,225.19/x
  3. Step 3: Cross multiply
    160,541,561.57x = 221,565,733.43 × 89,996,225.19
  4. Step 4: Simplify right side
    160,541,561.57x = 19,940,079,639,703,812
  5. Step 5: Solve for x
    x = 19,940,079,639,703,812/160,541,561.57
  6. Step 6: Final answer
    x = 124,205,093.34

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1.5x scale

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.