Home / 145,234,092.66-217,851,005.88-45,524,451.76

Finding the Fourth Proportional to 145,234,092.66, 217,851,005.88 and 45,524,451.76

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Solution

The fourth proportional to 145,234,092.66, 217,851,005.88 and 45,524,451.76 is: 68,286,635.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,234,092.66 : 217,851,005.88 = 45,524,451.76 : x
  2. Step 2: Convert to fraction form
    145,234,092.66/217,851,005.88 = 45,524,451.76/x
  3. Step 3: Cross multiply
    145,234,092.66x = 217,851,005.88 × 45,524,451.76
  4. Step 4: Simplify right side
    145,234,092.66x = 9,917,547,608,055,316
  5. Step 5: Solve for x
    x = 9,917,547,608,055,316/145,234,092.66
  6. Step 6: Final answer
    x = 68,286,635.92

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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.