Home / 129,336,329.70-194,004,494.55-119,982,968.10

Finding the Fourth Proportional to 129,336,329.70, 194,004,494.55 and 119,982,968.10

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Solution

The fourth proportional to 129,336,329.70, 194,004,494.55 and 119,982,968.10 is: 179,974,452.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,336,329.70 : 194,004,494.55 = 119,982,968.10 : x
  2. Step 2: Convert to fraction form
    129,336,329.70/194,004,494.55 = 119,982,968.10/x
  3. Step 3: Cross multiply
    129,336,329.70x = 194,004,494.55 × 119,982,968.10
  4. Step 4: Simplify right side
    129,336,329.70x = 23,277,235,080,849,276
  5. Step 5: Solve for x
    x = 23,277,235,080,849,276/129,336,329.70
  6. Step 6: Final answer
    x = 179,974,452.15

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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.