Home / 130,313,101.80-195,469,652.70-49,523,572.20

Finding the Fourth Proportional to 130,313,101.80, 195,469,652.70 and 49,523,572.20

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Solution

The fourth proportional to 130,313,101.80, 195,469,652.70 and 49,523,572.20 is: 74,285,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,313,101.80 : 195,469,652.70 = 49,523,572.20 : x
  2. Step 2: Convert to fraction form
    130,313,101.80/195,469,652.70 = 49,523,572.20/x
  3. Step 3: Cross multiply
    130,313,101.80x = 195,469,652.70 × 49,523,572.20
  4. Step 4: Simplify right side
    130,313,101.80x = 9,680,355,458,397,374
  5. Step 5: Solve for x
    x = 9,680,355,458,397,374/130,313,101.80
  6. Step 6: Final answer
    x = 74,285,358.30

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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.