Home / 130,680,255.20-195,973,143.60-65,962,551.20

Finding the Fourth Proportional to 130,680,255.20, 195,973,143.60 and 65,962,551.20

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Solution

The fourth proportional to 130,680,255.20, 195,973,143.60 and 65,962,551.20 is: 98,919,982.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,680,255.20 : 195,973,143.60 = 65,962,551.20 : x
  2. Step 2: Convert to fraction form
    130,680,255.20/195,973,143.60 = 65,962,551.20/x
  3. Step 3: Cross multiply
    130,680,255.20x = 195,973,143.60 × 65,962,551.20
  4. Step 4: Simplify right side
    130,680,255.20x = 12,926,888,518,539,952
  5. Step 5: Solve for x
    x = 12,926,888,518,539,952/130,680,255.20
  6. Step 6: Final answer
    x = 98,919,982.20

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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.