Home / 134,499,544.20-185,603,636.23-74,957,672.03

Finding the Fourth Proportional to 134,499,544.20, 185,603,636.23 and 74,957,672.03

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Solution

The fourth proportional to 134,499,544.20, 185,603,636.23 and 74,957,672.03 is: 103,438,391.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,499,544.20 : 185,603,636.23 = 74,957,672.03 : x
  2. Step 2: Convert to fraction form
    134,499,544.20/185,603,636.23 = 74,957,672.03/x
  3. Step 3: Cross multiply
    134,499,544.20x = 185,603,636.23 × 74,957,672.03
  4. Step 4: Simplify right side
    134,499,544.20x = 13,912,416,490,988,354
  5. Step 5: Solve for x
    x = 13,912,416,490,988,354/134,499,544.20
  6. Step 6: Final answer
    x = 103,438,391.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.