Home / 539,009,741.40-808,514,612.10-498,195,072.60

Finding the Fourth Proportional to 539,009,741.40, 808,514,612.10 and 498,195,072.60

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Solution

The fourth proportional to 539,009,741.40, 808,514,612.10 and 498,195,072.60 is: 747,292,608.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,009,741.40 : 808,514,612.10 = 498,195,072.60 : x
  2. Step 2: Convert to fraction form
    539,009,741.40/808,514,612.10 = 498,195,072.60/x
  3. Step 3: Cross multiply
    539,009,741.40x = 808,514,612.10 × 498,195,072.60
  4. Step 4: Simplify right side
    539,009,741.40x = 402,797,995,873,320,384
  5. Step 5: Solve for x
    x = 402,797,995,873,320,384/539,009,741.40
  6. Step 6: Final answer
    x = 747,292,608.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.