Home / 117,917,672.40-176,876,508.60-107,336,091.60

Finding the Fourth Proportional to 117,917,672.40, 176,876,508.60 and 107,336,091.60

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Solution

The fourth proportional to 117,917,672.40, 176,876,508.60 and 107,336,091.60 is: 161,004,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,917,672.40 : 176,876,508.60 = 107,336,091.60 : x
  2. Step 2: Convert to fraction form
    117,917,672.40/176,876,508.60 = 107,336,091.60/x
  3. Step 3: Cross multiply
    117,917,672.40x = 176,876,508.60 × 107,336,091.60
  4. Step 4: Simplify right side
    117,917,672.40x = 18,985,233,128,977,788
  5. Step 5: Solve for x
    x = 18,985,233,128,977,788/117,917,672.40
  6. Step 6: Final answer
    x = 161,004,137.40

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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.