Home / 133,060,418.20-199,590,627.30-75,530,459.80

Finding the Fourth Proportional to 133,060,418.20, 199,590,627.30 and 75,530,459.80

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Solution

The fourth proportional to 133,060,418.20, 199,590,627.30 and 75,530,459.80 is: 113,295,689.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,060,418.20 : 199,590,627.30 = 75,530,459.80 : x
  2. Step 2: Convert to fraction form
    133,060,418.20/199,590,627.30 = 75,530,459.80/x
  3. Step 3: Cross multiply
    133,060,418.20x = 199,590,627.30 × 75,530,459.80
  4. Step 4: Simplify right side
    133,060,418.20x = 15,075,171,851,739,432
  5. Step 5: Solve for x
    x = 15,075,171,851,739,432/133,060,418.20
  6. Step 6: Final answer
    x = 113,295,689.70

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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.