Home / 791,345,442.48-1,092,187,479.96-439,034,939.52

Finding the Fourth Proportional to 791,345,442.48, 1,092,187,479.96 and 439,034,939.52

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Solution

The fourth proportional to 791,345,442.48, 1,092,187,479.96 and 439,034,939.52 is: 605,940,766.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,345,442.48 : 1,092,187,479.96 = 439,034,939.52 : x
  2. Step 2: Convert to fraction form
    791,345,442.48/1,092,187,479.96 = 439,034,939.52/x
  3. Step 3: Cross multiply
    791,345,442.48x = 1,092,187,479.96 × 439,034,939.52
  4. Step 4: Simplify right side
    791,345,442.48x = 479,508,464,208,739,776
  5. Step 5: Solve for x
    x = 479,508,464,208,739,776/791,345,442.48
  6. Step 6: Final answer
    x = 605,940,766.79

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.