Home / 126,377,999.20-177,168,077.60-126,377,999.20

Finding the Fourth Proportional to 126,377,999.20, 177,168,077.60 and 126,377,999.20

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Solution

The fourth proportional to 126,377,999.20, 177,168,077.60 and 126,377,999.20 is: 177,168,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,377,999.20 : 177,168,077.60 = 126,377,999.20 : x
  2. Step 2: Convert to fraction form
    126,377,999.20/177,168,077.60 = 126,377,999.20/x
  3. Step 3: Cross multiply
    126,377,999.20x = 177,168,077.60 × 126,377,999.20
  4. Step 4: Simplify right side
    126,377,999.20x = 22,390,147,169,198,336
  5. Step 5: Solve for x
    x = 22,390,147,169,198,336/126,377,999.20
  6. Step 6: Final answer
    x = 177,168,077.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.