Home / 457,864,169.68-632,016,921-272,224,743.76

Finding the Fourth Proportional to 457,864,169.68, 632,016,921 and 272,224,743.76

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Solution

The fourth proportional to 457,864,169.68, 632,016,921 and 272,224,743.76 is: 375,767,871.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,864,169.68 : 632,016,921 = 272,224,743.76 : x
  2. Step 2: Convert to fraction form
    457,864,169.68/632,016,921 = 272,224,743.76/x
  3. Step 3: Cross multiply
    457,864,169.68x = 632,016,921 × 272,224,743.76
  4. Step 4: Simplify right side
    457,864,169.68x = 172,050,644,371,209,152
  5. Step 5: Solve for x
    x = 172,050,644,371,209,152/457,864,169.68
  6. Step 6: Final answer
    x = 375,767,871.27

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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.