Home / 130,680,359.20-195,973,299.60-65,962,655.20

Finding the Fourth Proportional to 130,680,359.20, 195,973,299.60 and 65,962,655.20

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Solution

The fourth proportional to 130,680,359.20, 195,973,299.60 and 65,962,655.20 is: 98,920,138.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,680,359.20 : 195,973,299.60 = 65,962,655.20 : x
  2. Step 2: Convert to fraction form
    130,680,359.20/195,973,299.60 = 65,962,655.20/x
  3. Step 3: Cross multiply
    130,680,359.20x = 195,973,299.60 × 65,962,655.20
  4. Step 4: Simplify right side
    130,680,359.20x = 12,926,919,189,921,098
  5. Step 5: Solve for x
    x = 12,926,919,189,921,098/130,680,359.20
  6. Step 6: Final answer
    x = 98,920,138.18

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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.