Home / 84,104,420.70-125,957,565.45-57,031,499.10

Finding the Fourth Proportional to 84,104,420.70, 125,957,565.45 and 57,031,499.10

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Solution

The fourth proportional to 84,104,420.70, 125,957,565.45 and 57,031,499.10 is: 85,412,261.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,104,420.70 : 125,957,565.45 = 57,031,499.10 : x
  2. Step 2: Convert to fraction form
    84,104,420.70/125,957,565.45 = 57,031,499.10/x
  3. Step 3: Cross multiply
    84,104,420.70x = 125,957,565.45 × 57,031,499.10
  4. Step 4: Simplify right side
    84,104,420.70x = 7,183,548,780,599,866
  5. Step 5: Solve for x
    x = 7,183,548,780,599,866/84,104,420.70
  6. Step 6: Final answer
    x = 85,412,261.58

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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.