Home / 75,152,100.60-112,728,150.90-49,621,937.40

Finding the Fourth Proportional to 75,152,100.60, 112,728,150.90 and 49,621,937.40

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Solution

The fourth proportional to 75,152,100.60, 112,728,150.90 and 49,621,937.40 is: 74,432,906.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,152,100.60 : 112,728,150.90 = 49,621,937.40 : x
  2. Step 2: Convert to fraction form
    75,152,100.60/112,728,150.90 = 49,621,937.40/x
  3. Step 3: Cross multiply
    75,152,100.60x = 112,728,150.90 × 49,621,937.40
  4. Step 4: Simplify right side
    75,152,100.60x = 5,593,789,247,177,554
  5. Step 5: Solve for x
    x = 5,593,789,247,177,554/75,152,100.60
  6. Step 6: Final answer
    x = 74,432,906.10

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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.