Home / 127,229,557.20-190,844,335.80-117,876,195.60

Finding the Fourth Proportional to 127,229,557.20, 190,844,335.80 and 117,876,195.60

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Solution

The fourth proportional to 127,229,557.20, 190,844,335.80 and 117,876,195.60 is: 176,814,293.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,229,557.20 : 190,844,335.80 = 117,876,195.60 : x
  2. Step 2: Convert to fraction form
    127,229,557.20/190,844,335.80 = 117,876,195.60/x
  3. Step 3: Cross multiply
    127,229,557.20x = 190,844,335.80 × 117,876,195.60
  4. Step 4: Simplify right side
    127,229,557.20x = 22,496,004,255,912,884
  5. Step 5: Solve for x
    x = 22,496,004,255,912,884/127,229,557.20
  6. Step 6: Final answer
    x = 176,814,293.40

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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.