Home / 561,822,677.52-842,559,108.12-198,231,847.44

Finding the Fourth Proportional to 561,822,677.52, 842,559,108.12 and 198,231,847.44

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Solution

The fourth proportional to 561,822,677.52, 842,559,108.12 and 198,231,847.44 is: 297,286,057.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,822,677.52 : 842,559,108.12 = 198,231,847.44 : x
  2. Step 2: Convert to fraction form
    561,822,677.52/842,559,108.12 = 198,231,847.44/x
  3. Step 3: Cross multiply
    561,822,677.52x = 842,559,108.12 × 198,231,847.44
  4. Step 4: Simplify right side
    561,822,677.52x = 167,022,048,580,026,304
  5. Step 5: Solve for x
    x = 167,022,048,580,026,304/561,822,677.52
  6. Step 6: Final answer
    x = 297,286,057.08

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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.