Home / 782,158,183.27-1,079,360,934.03-424,916,727.93

Finding the Fourth Proportional to 782,158,183.27, 1,079,360,934.03 and 424,916,727.93

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Solution

The fourth proportional to 782,158,183.27, 1,079,360,934.03 and 424,916,727.93 is: 586,375,654.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,158,183.27 : 1,079,360,934.03 = 424,916,727.93 : x
  2. Step 2: Convert to fraction form
    782,158,183.27/1,079,360,934.03 = 424,916,727.93/x
  3. Step 3: Cross multiply
    782,158,183.27x = 1,079,360,934.03 × 424,916,727.93
  4. Step 4: Simplify right side
    782,158,183.27x = 458,638,516,343,496,192
  5. Step 5: Solve for x
    x = 458,638,516,343,496,192/782,158,183.27
  6. Step 6: Final answer
    x = 586,375,654.13

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Why These Related Problems?

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