Home / 845,398,086.30-1,268,097,129.45-482,601,030.30

Finding the Fourth Proportional to 845,398,086.30, 1,268,097,129.45 and 482,601,030.30

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Solution

The fourth proportional to 845,398,086.30, 1,268,097,129.45 and 482,601,030.30 is: 723,901,545.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,398,086.30 : 1,268,097,129.45 = 482,601,030.30 : x
  2. Step 2: Convert to fraction form
    845,398,086.30/1,268,097,129.45 = 482,601,030.30/x
  3. Step 3: Cross multiply
    845,398,086.30x = 1,268,097,129.45 × 482,601,030.30
  4. Step 4: Simplify right side
    845,398,086.30x = 611,984,981,193,042,560
  5. Step 5: Solve for x
    x = 611,984,981,193,042,560/845,398,086.30
  6. Step 6: Final answer
    x = 723,901,545.45

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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.