Home / 177,984,004.40-266,976,006.60-126,587,754.80

Finding the Fourth Proportional to 177,984,004.40, 266,976,006.60 and 126,587,754.80

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Solution

The fourth proportional to 177,984,004.40, 266,976,006.60 and 126,587,754.80 is: 189,881,632.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,984,004.40 : 266,976,006.60 = 126,587,754.80 : x
  2. Step 2: Convert to fraction form
    177,984,004.40/266,976,006.60 = 126,587,754.80/x
  3. Step 3: Cross multiply
    177,984,004.40x = 266,976,006.60 × 126,587,754.80
  4. Step 4: Simplify right side
    177,984,004.40x = 33,795,893,260,963,980
  5. Step 5: Solve for x
    x = 33,795,893,260,963,980/177,984,004.40
  6. Step 6: Final answer
    x = 189,881,632.20

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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.