Home / 60,305,393.12-90,468,178.50-47,351,021

Finding the Fourth Proportional to 60,305,393.12, 90,468,178.50 and 47,351,021

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Solution

The fourth proportional to 60,305,393.12, 90,468,178.50 and 47,351,021 is: 71,034,453.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,305,393.12 : 90,468,178.50 = 47,351,021 : x
  2. Step 2: Convert to fraction form
    60,305,393.12/90,468,178.50 = 47,351,021/x
  3. Step 3: Cross multiply
    60,305,393.12x = 90,468,178.50 × 47,351,021
  4. Step 4: Simplify right side
    60,305,393.12x = 4,283,760,619,985,248.50
  5. Step 5: Solve for x
    x = 4,283,760,619,985,248.50/60,305,393.12
  6. Step 6: Final answer
    x = 71,034,453.11

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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.