Home / 117,288,056.20-176,016,065.10-49,179,627.40

Finding the Fourth Proportional to 117,288,056.20, 176,016,065.10 and 49,179,627.40

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Solution

The fourth proportional to 117,288,056.20, 176,016,065.10 and 49,179,627.40 is: 73,804,654.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,288,056.20 : 176,016,065.10 = 49,179,627.40 : x
  2. Step 2: Convert to fraction form
    117,288,056.20/176,016,065.10 = 49,179,627.40/x
  3. Step 3: Cross multiply
    117,288,056.20x = 176,016,065.10 × 49,179,627.40
  4. Step 4: Simplify right side
    117,288,056.20x = 8,656,404,498,032,143
  5. Step 5: Solve for x
    x = 8,656,404,498,032,143/117,288,056.20
  6. Step 6: Final answer
    x = 73,804,654.78

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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.