Home / 138,094,000.61-207,168,288.52-50,656,329.46

Finding the Fourth Proportional to 138,094,000.61, 207,168,288.52 and 50,656,329.46

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Solution

The fourth proportional to 138,094,000.61, 207,168,288.52 and 50,656,329.46 is: 75,994,503.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,094,000.61 : 207,168,288.52 = 50,656,329.46 : x
  2. Step 2: Convert to fraction form
    138,094,000.61/207,168,288.52 = 50,656,329.46/x
  3. Step 3: Cross multiply
    138,094,000.61x = 207,168,288.52 × 50,656,329.46
  4. Step 4: Simplify right side
    138,094,000.61x = 10,494,385,076,933,456
  5. Step 5: Solve for x
    x = 10,494,385,076,933,456/138,094,000.61
  6. Step 6: Final answer
    x = 75,994,503.97

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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.