Home / 121,279,223.80-181,926,708.90-63,883,595.80

Finding the Fourth Proportional to 121,279,223.80, 181,926,708.90 and 63,883,595.80

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Solution

The fourth proportional to 121,279,223.80, 181,926,708.90 and 63,883,595.80 is: 95,829,540.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,279,223.80 : 181,926,708.90 = 63,883,595.80 : x
  2. Step 2: Convert to fraction form
    121,279,223.80/181,926,708.90 = 63,883,595.80/x
  3. Step 3: Cross multiply
    121,279,223.80x = 181,926,708.90 × 63,883,595.80
  4. Step 4: Simplify right side
    121,279,223.80x = 11,622,132,336,591,862
  5. Step 5: Solve for x
    x = 11,622,132,336,591,862/121,279,223.80
  6. Step 6: Final answer
    x = 95,829,540.89

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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.