Home / 539,023,062.15-743,854,067.70-291,504,416.40

Finding the Fourth Proportional to 539,023,062.15, 743,854,067.70 and 291,504,416.40

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Solution

The fourth proportional to 539,023,062.15, 743,854,067.70 and 291,504,416.40 is: 402,277,307.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,023,062.15 : 743,854,067.70 = 291,504,416.40 : x
  2. Step 2: Convert to fraction form
    539,023,062.15/743,854,067.70 = 291,504,416.40/x
  3. Step 3: Cross multiply
    539,023,062.15x = 743,854,067.70 × 291,504,416.40
  4. Step 4: Simplify right side
    539,023,062.15x = 216,836,745,891,654,592
  5. Step 5: Solve for x
    x = 216,836,745,891,654,592/539,023,062.15
  6. Step 6: Final answer
    x = 402,277,307.07

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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.