Home / 539,055,829.50-743,897,044.17-291,537,183.48

Finding the Fourth Proportional to 539,055,829.50, 743,897,044.17 and 291,537,183.48

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Solution

The fourth proportional to 539,055,829.50, 743,897,044.17 and 291,537,183.48 is: 402,321,312.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,055,829.50 : 743,897,044.17 = 291,537,183.48 : x
  2. Step 2: Convert to fraction form
    539,055,829.50/743,897,044.17 = 291,537,183.48/x
  3. Step 3: Cross multiply
    539,055,829.50x = 743,897,044.17 × 291,537,183.48
  4. Step 4: Simplify right side
    539,055,829.50x = 216,873,649,056,418,944
  5. Step 5: Solve for x
    x = 216,873,649,056,418,944/539,055,829.50
  6. Step 6: Final answer
    x = 402,321,312.91

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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.