Home / 457,970,560.29-631,998,894.76-249,126,204.71

Finding the Fourth Proportional to 457,970,560.29, 631,998,894.76 and 249,126,204.71

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Solution

The fourth proportional to 457,970,560.29, 631,998,894.76 and 249,126,204.71 is: 343,793,902.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,970,560.29 : 631,998,894.76 = 249,126,204.71 : x
  2. Step 2: Convert to fraction form
    457,970,560.29/631,998,894.76 = 249,126,204.71/x
  3. Step 3: Cross multiply
    457,970,560.29x = 631,998,894.76 × 249,126,204.71
  4. Step 4: Simplify right side
    457,970,560.29x = 157,447,486,033,430,720
  5. Step 5: Solve for x
    x = 157,447,486,033,430,720/457,970,560.29
  6. Step 6: Final answer
    x = 343,793,902.24

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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.