Home / 105,329,238.60-157,993,857.90-54,310,902.60

Finding the Fourth Proportional to 105,329,238.60, 157,993,857.90 and 54,310,902.60

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Solution

The fourth proportional to 105,329,238.60, 157,993,857.90 and 54,310,902.60 is: 81,466,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,329,238.60 : 157,993,857.90 = 54,310,902.60 : x
  2. Step 2: Convert to fraction form
    105,329,238.60/157,993,857.90 = 54,310,902.60/x
  3. Step 3: Cross multiply
    105,329,238.60x = 157,993,857.90 × 54,310,902.60
  4. Step 4: Simplify right side
    105,329,238.60x = 8,580,789,027,805,141
  5. Step 5: Solve for x
    x = 8,580,789,027,805,141/105,329,238.60
  6. Step 6: Final answer
    x = 81,466,353.90

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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.