Home / 67,257,816.40-100,886,724.60-50,995,721.80

Finding the Fourth Proportional to 67,257,816.40, 100,886,724.60 and 50,995,721.80

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Solution

The fourth proportional to 67,257,816.40, 100,886,724.60 and 50,995,721.80 is: 76,493,582.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,257,816.40 : 100,886,724.60 = 50,995,721.80 : x
  2. Step 2: Convert to fraction form
    67,257,816.40/100,886,724.60 = 50,995,721.80/x
  3. Step 3: Cross multiply
    67,257,816.40x = 100,886,724.60 × 50,995,721.80
  4. Step 4: Simplify right side
    67,257,816.40x = 5,144,791,341,014,816
  5. Step 5: Solve for x
    x = 5,144,791,341,014,816/67,257,816.40
  6. Step 6: Final answer
    x = 76,493,582.70

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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.