Home / 149,037,854.64-223,543,974.78-90,730,398.84

Finding the Fourth Proportional to 149,037,854.64, 223,543,974.78 and 90,730,398.84

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Solution

The fourth proportional to 149,037,854.64, 223,543,974.78 and 90,730,398.84 is: 136,087,801.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,037,854.64 : 223,543,974.78 = 90,730,398.84 : x
  2. Step 2: Convert to fraction form
    149,037,854.64/223,543,974.78 = 90,730,398.84/x
  3. Step 3: Cross multiply
    149,037,854.64x = 223,543,974.78 × 90,730,398.84
  4. Step 4: Simplify right side
    149,037,854.64x = 20,282,233,990,068,304
  5. Step 5: Solve for x
    x = 20,282,233,990,068,304/149,037,854.64
  6. Step 6: Final answer
    x = 136,087,801.58

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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.