Home / 168,381,514.95-252,832,088.03-91,854,010.95

Finding the Fourth Proportional to 168,381,514.95, 252,832,088.03 and 91,854,010.95

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Solution

The fourth proportional to 168,381,514.95, 252,832,088.03 and 91,854,010.95 is: 137,922,748.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,381,514.95 : 252,832,088.03 = 91,854,010.95 : x
  2. Step 2: Convert to fraction form
    168,381,514.95/252,832,088.03 = 91,854,010.95/x
  3. Step 3: Cross multiply
    168,381,514.95x = 252,832,088.03 × 91,854,010.95
  4. Step 4: Simplify right side
    168,381,514.95x = 23,223,641,381,959,716
  5. Step 5: Solve for x
    x = 23,223,641,381,959,716/168,381,514.95
  6. Step 6: Final answer
    x = 137,922,748.76

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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.