Home / 465,588,000.20-698,130,057.90-192,986,323.40

Finding the Fourth Proportional to 465,588,000.20, 698,130,057.90 and 192,986,323.40

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Solution

The fourth proportional to 465,588,000.20, 698,130,057.90 and 192,986,323.40 is: 289,375,054.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,588,000.20 : 698,130,057.90 = 192,986,323.40 : x
  2. Step 2: Convert to fraction form
    465,588,000.20/698,130,057.90 = 192,986,323.40/x
  3. Step 3: Cross multiply
    465,588,000.20x = 698,130,057.90 × 192,986,323.40
  4. Step 4: Simplify right side
    465,588,000.20x = 134,729,553,129,150,128
  5. Step 5: Solve for x
    x = 134,729,553,129,150,128/465,588,000.20
  6. Step 6: Final answer
    x = 289,375,054.92

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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.