Home / 79,912,468.91-119,872,066.50-25,327,208.32

Finding the Fourth Proportional to 79,912,468.91, 119,872,066.50 and 25,327,208.32

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Solution

The fourth proportional to 79,912,468.91, 119,872,066.50 and 25,327,208.32 is: 37,991,878.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,912,468.91 : 119,872,066.50 = 25,327,208.32 : x
  2. Step 2: Convert to fraction form
    79,912,468.91/119,872,066.50 = 25,327,208.32/x
  3. Step 3: Cross multiply
    79,912,468.91x = 119,872,066.50 × 25,327,208.32
  4. Step 4: Simplify right side
    79,912,468.91x = 3,036,024,799,694,713
  5. Step 5: Solve for x
    x = 3,036,024,799,694,713/79,912,468.91
  6. Step 6: Final answer
    x = 37,991,878.38

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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.