Home / 191,700,480.60-287,550,720.90-114,984,019.80

Finding the Fourth Proportional to 191,700,480.60, 287,550,720.90 and 114,984,019.80

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Solution

The fourth proportional to 191,700,480.60, 287,550,720.90 and 114,984,019.80 is: 172,476,029.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,700,480.60 : 287,550,720.90 = 114,984,019.80 : x
  2. Step 2: Convert to fraction form
    191,700,480.60/287,550,720.90 = 114,984,019.80/x
  3. Step 3: Cross multiply
    191,700,480.60x = 287,550,720.90 × 114,984,019.80
  4. Step 4: Simplify right side
    191,700,480.60x = 33,063,737,785,469,872
  5. Step 5: Solve for x
    x = 33,063,737,785,469,872/191,700,480.60
  6. Step 6: Final answer
    x = 172,476,029.70

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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.