Home / 130,734,010.60-195,597,131.10-85,384,378.60

Finding the Fourth Proportional to 130,734,010.60, 195,597,131.10 and 85,384,378.60

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Solution

The fourth proportional to 130,734,010.60, 195,597,131.10 and 85,384,378.60 is: 127,747,473.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,734,010.60 : 195,597,131.10 = 85,384,378.60 : x
  2. Step 2: Convert to fraction form
    130,734,010.60/195,597,131.10 = 85,384,378.60/x
  3. Step 3: Cross multiply
    130,734,010.60x = 195,597,131.10 × 85,384,378.60
  4. Step 4: Simplify right side
    130,734,010.60x = 16,700,939,494,916,232
  5. Step 5: Solve for x
    x = 16,700,939,494,916,232/130,734,010.60
  6. Step 6: Final answer
    x = 127,747,473.04

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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.