Home / 117,886,148.20-176,913,203.10-49,777,719.40

Finding the Fourth Proportional to 117,886,148.20, 176,913,203.10 and 49,777,719.40

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Solution

The fourth proportional to 117,886,148.20, 176,913,203.10 and 49,777,719.40 is: 74,702,040.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,886,148.20 : 176,913,203.10 = 49,777,719.40 : x
  2. Step 2: Convert to fraction form
    117,886,148.20/176,913,203.10 = 49,777,719.40/x
  3. Step 3: Cross multiply
    117,886,148.20x = 176,913,203.10 × 49,777,719.40
  4. Step 4: Simplify right side
    117,886,148.20x = 8,806,335,782,067,010
  5. Step 5: Solve for x
    x = 8,806,335,782,067,010/117,886,148.20
  6. Step 6: Final answer
    x = 74,702,040.20

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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.