Home / 496,326,812.30-744,490,218.45-132,821,168.30

Finding the Fourth Proportional to 496,326,812.30, 744,490,218.45 and 132,821,168.30

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Solution

The fourth proportional to 496,326,812.30, 744,490,218.45 and 132,821,168.30 is: 199,231,752.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,326,812.30 : 744,490,218.45 = 132,821,168.30 : x
  2. Step 2: Convert to fraction form
    496,326,812.30/744,490,218.45 = 132,821,168.30/x
  3. Step 3: Cross multiply
    496,326,812.30x = 744,490,218.45 × 132,821,168.30
  4. Step 4: Simplify right side
    496,326,812.30x = 98,884,060,602,451,216
  5. Step 5: Solve for x
    x = 98,884,060,602,451,216/496,326,812.30
  6. Step 6: Final answer
    x = 199,231,752.45

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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.