Home / 141,718,606.60-212,577,909.90-129,625,371.40

Finding the Fourth Proportional to 141,718,606.60, 212,577,909.90 and 129,625,371.40

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Solution

The fourth proportional to 141,718,606.60, 212,577,909.90 and 129,625,371.40 is: 194,438,057.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,718,606.60 : 212,577,909.90 = 129,625,371.40 : x
  2. Step 2: Convert to fraction form
    141,718,606.60/212,577,909.90 = 129,625,371.40/x
  3. Step 3: Cross multiply
    141,718,606.60x = 212,577,909.90 × 129,625,371.40
  4. Step 4: Simplify right side
    141,718,606.60x = 27,555,490,522,223,240
  5. Step 5: Solve for x
    x = 27,555,490,522,223,240/141,718,606.60
  6. Step 6: Final answer
    x = 194,438,057.10

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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.