Home / 141,101,095.60-211,651,643.40-100,491,713.20

Finding the Fourth Proportional to 141,101,095.60, 211,651,643.40 and 100,491,713.20

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Solution

The fourth proportional to 141,101,095.60, 211,651,643.40 and 100,491,713.20 is: 150,737,569.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,101,095.60 : 211,651,643.40 = 100,491,713.20 : x
  2. Step 2: Convert to fraction form
    141,101,095.60/211,651,643.40 = 100,491,713.20/x
  3. Step 3: Cross multiply
    141,101,095.60x = 211,651,643.40 × 100,491,713.20
  4. Step 4: Simplify right side
    141,101,095.60x = 21,269,236,246,861,476
  5. Step 5: Solve for x
    x = 21,269,236,246,861,476/141,101,095.60
  6. Step 6: Final answer
    x = 150,737,569.80

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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.