Home / 247,555,155.97-370,719,818.66-181,820,416.89

Finding the Fourth Proportional to 247,555,155.97, 370,719,818.66 and 181,820,416.89

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Solution

The fourth proportional to 247,555,155.97, 370,719,818.66 and 181,820,416.89 is: 272,280,460.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,555,155.97 : 370,719,818.66 = 181,820,416.89 : x
  2. Step 2: Convert to fraction form
    247,555,155.97/370,719,818.66 = 181,820,416.89/x
  3. Step 3: Cross multiply
    247,555,155.97x = 370,719,818.66 × 181,820,416.89
  4. Step 4: Simplify right side
    247,555,155.97x = 67,404,431,978,955,704
  5. Step 5: Solve for x
    x = 67,404,431,978,955,704/247,555,155.97
  6. Step 6: Final answer
    x = 272,280,460.96

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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.