Home / 999,549,201,252.52-1,498,851,164,576.30-387,215,561,781.30

Finding the Fourth Proportional to 999,549,201,252.52, 1,498,851,164,576.30 and 387,215,561,781.30

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Solution

The fourth proportional to 999,549,201,252.52, 1,498,851,164,576.30 and 387,215,561,781.30 is: 580,640,247,614.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,549,201,252.52 : 1,498,851,164,576.30 = 387,215,561,781.30 : x
  2. Step 2: Convert to fraction form
    999,549,201,252.52/1,498,851,164,576.30 = 387,215,561,781.30/x
  3. Step 3: Cross multiply
    999,549,201,252.52x = 1,498,851,164,576.30 × 387,215,561,781.30
  4. Step 4: Simplify right side
    999,549,201,252.52x = 580,378,495,717,967,738,699,776
  5. Step 5: Solve for x
    x = 580,378,495,717,967,738,699,776/999,549,201,252.52
  6. Step 6: Final answer
    x = 580,640,247,614.33

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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.