Home / 85,669,591.11-118,334,934.31-70,844,796.55

Finding the Fourth Proportional to 85,669,591.11, 118,334,934.31 and 70,844,796.55

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Solution

The fourth proportional to 85,669,591.11, 118,334,934.31 and 70,844,796.55 is: 97,857,527.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,669,591.11 : 118,334,934.31 = 70,844,796.55 : x
  2. Step 2: Convert to fraction form
    85,669,591.11/118,334,934.31 = 70,844,796.55/x
  3. Step 3: Cross multiply
    85,669,591.11x = 118,334,934.31 × 70,844,796.55
  4. Step 4: Simplify right side
    85,669,591.11x = 8,383,414,345,949,564
  5. Step 5: Solve for x
    x = 8,383,414,345,949,564/85,669,591.11
  6. Step 6: Final answer
    x = 97,857,527.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.