Home / 129,490,055.20-194,235,082.80-129,490,055.20

Finding the Fourth Proportional to 129,490,055.20, 194,235,082.80 and 129,490,055.20

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Solution

The fourth proportional to 129,490,055.20, 194,235,082.80 and 129,490,055.20 is: 194,235,082.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,490,055.20 : 194,235,082.80 = 129,490,055.20 : x
  2. Step 2: Convert to fraction form
    129,490,055.20/194,235,082.80 = 129,490,055.20/x
  3. Step 3: Cross multiply
    129,490,055.20x = 194,235,082.80 × 129,490,055.20
  4. Step 4: Simplify right side
    129,490,055.20x = 25,151,511,593,548,572
  5. Step 5: Solve for x
    x = 25,151,511,593,548,572/129,490,055.20
  6. Step 6: Final answer
    x = 194,235,082.80

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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.