Home / 132,434,403.43-182,758,026.38-72,894,426.49

Finding the Fourth Proportional to 132,434,403.43, 182,758,026.38 and 72,894,426.49

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Solution

The fourth proportional to 132,434,403.43, 182,758,026.38 and 72,894,426.49 is: 100,593,510.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,434,403.43 : 182,758,026.38 = 72,894,426.49 : x
  2. Step 2: Convert to fraction form
    132,434,403.43/182,758,026.38 = 72,894,426.49/x
  3. Step 3: Cross multiply
    132,434,403.43x = 182,758,026.38 × 72,894,426.49
  4. Step 4: Simplify right side
    132,434,403.43x = 13,322,041,519,414,390
  5. Step 5: Solve for x
    x = 13,322,041,519,414,390/132,434,403.43
  6. Step 6: Final answer
    x = 100,593,510.25

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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.