Home / 129,341,404.40-193,728,671.40-112,335,292.40

Finding the Fourth Proportional to 129,341,404.40, 193,728,671.40 and 112,335,292.40

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Solution

The fourth proportional to 129,341,404.40, 193,728,671.40 and 112,335,292.40 is: 168,256,770.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,341,404.40 : 193,728,671.40 = 112,335,292.40 : x
  2. Step 2: Convert to fraction form
    129,341,404.40/193,728,671.40 = 112,335,292.40/x
  3. Step 3: Cross multiply
    129,341,404.40x = 193,728,671.40 × 112,335,292.40
  4. Step 4: Simplify right side
    129,341,404.40x = 21,762,566,947,982,520
  5. Step 5: Solve for x
    x = 21,762,566,947,982,520/129,341,404.40
  6. Step 6: Final answer
    x = 168,256,770.13

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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.