Home / 551,337,026.20-827,005,539.30-426,501,535.30

Finding the Fourth Proportional to 551,337,026.20, 827,005,539.30 and 426,501,535.30

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Solution

The fourth proportional to 551,337,026.20, 827,005,539.30 and 426,501,535.30 is: 639,752,302.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,337,026.20 : 827,005,539.30 = 426,501,535.30 : x
  2. Step 2: Convert to fraction form
    551,337,026.20/827,005,539.30 = 426,501,535.30/x
  3. Step 3: Cross multiply
    551,337,026.20x = 827,005,539.30 × 426,501,535.30
  4. Step 4: Simplify right side
    551,337,026.20x = 352,719,132,213,054,464
  5. Step 5: Solve for x
    x = 352,719,132,213,054,464/551,337,026.20
  6. Step 6: Final answer
    x = 639,752,302.95

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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.