Home / 424,746,635.09-586,179,816.08-257,489,945.85

Finding the Fourth Proportional to 424,746,635.09, 586,179,816.08 and 257,489,945.85

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Solution

The fourth proportional to 424,746,635.09, 586,179,816.08 and 257,489,945.85 is: 355,353,984.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,746,635.09 : 586,179,816.08 = 257,489,945.85 : x
  2. Step 2: Convert to fraction form
    424,746,635.09/586,179,816.08 = 257,489,945.85/x
  3. Step 3: Cross multiply
    424,746,635.09x = 586,179,816.08 × 257,489,945.85
  4. Step 4: Simplify right side
    424,746,635.09x = 150,935,409,099,514,720
  5. Step 5: Solve for x
    x = 150,935,409,099,514,720/424,746,635.09
  6. Step 6: Final answer
    x = 355,353,984.31

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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.