Home / 130,451,700.80-195,701,170.80-65,592,279.20

Finding the Fourth Proportional to 130,451,700.80, 195,701,170.80 and 65,592,279.20

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Solution

The fourth proportional to 130,451,700.80, 195,701,170.80 and 65,592,279.20 is: 98,400,294.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,451,700.80 : 195,701,170.80 = 65,592,279.20 : x
  2. Step 2: Convert to fraction form
    130,451,700.80/195,701,170.80 = 65,592,279.20/x
  3. Step 3: Cross multiply
    130,451,700.80x = 195,701,170.80 × 65,592,279.20
  4. Step 4: Simplify right side
    130,451,700.80x = 12,836,485,834,880,488
  5. Step 5: Solve for x
    x = 12,836,485,834,880,488/130,451,700.80
  6. Step 6: Final answer
    x = 98,400,294.95

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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.