Home / 129,461,242.60-194,191,863.90-116,472,212.20

Finding the Fourth Proportional to 129,461,242.60, 194,191,863.90 and 116,472,212.20

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Solution

The fourth proportional to 129,461,242.60, 194,191,863.90 and 116,472,212.20 is: 174,708,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,461,242.60 : 194,191,863.90 = 116,472,212.20 : x
  2. Step 2: Convert to fraction form
    129,461,242.60/194,191,863.90 = 116,472,212.20/x
  3. Step 3: Cross multiply
    129,461,242.60x = 194,191,863.90 × 116,472,212.20
  4. Step 4: Simplify right side
    129,461,242.60x = 22,617,955,979,674,320
  5. Step 5: Solve for x
    x = 22,617,955,979,674,320/129,461,242.60
  6. Step 6: Final answer
    x = 174,708,318.30

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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.