Home / 71,744,717.40-107,617,076.10-49,825,728.60

Finding the Fourth Proportional to 71,744,717.40, 107,617,076.10 and 49,825,728.60

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Solution

The fourth proportional to 71,744,717.40, 107,617,076.10 and 49,825,728.60 is: 74,738,592.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,744,717.40 : 107,617,076.10 = 49,825,728.60 : x
  2. Step 2: Convert to fraction form
    71,744,717.40/107,617,076.10 = 49,825,728.60/x
  3. Step 3: Cross multiply
    71,744,717.40x = 107,617,076.10 × 49,825,728.60
  4. Step 4: Simplify right side
    71,744,717.40x = 5,362,099,226,484,146
  5. Step 5: Solve for x
    x = 5,362,099,226,484,146/71,744,717.40
  6. Step 6: Final answer
    x = 74,738,592.90

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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.