Home / 1,086,101,334.30-1,629,152,001.45-396,031,100.70

Finding the Fourth Proportional to 1,086,101,334.30, 1,629,152,001.45 and 396,031,100.70

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Solution

The fourth proportional to 1,086,101,334.30, 1,629,152,001.45 and 396,031,100.70 is: 594,046,651.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,101,334.30 : 1,629,152,001.45 = 396,031,100.70 : x
  2. Step 2: Convert to fraction form
    1,086,101,334.30/1,629,152,001.45 = 396,031,100.70/x
  3. Step 3: Cross multiply
    1,086,101,334.30x = 1,629,152,001.45 × 396,031,100.70
  4. Step 4: Simplify right side
    1,086,101,334.30x = 645,194,860,341,851,520
  5. Step 5: Solve for x
    x = 645,194,860,341,851,520/1,086,101,334.30
  6. Step 6: Final answer
    x = 594,046,651.05

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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.