Home / 392,202,350.40-588,303,525.60-362,641,108.80

Finding the Fourth Proportional to 392,202,350.40, 588,303,525.60 and 362,641,108.80

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Solution

The fourth proportional to 392,202,350.40, 588,303,525.60 and 362,641,108.80 is: 543,961,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,202,350.40 : 588,303,525.60 = 362,641,108.80 : x
  2. Step 2: Convert to fraction form
    392,202,350.40/588,303,525.60 = 362,641,108.80/x
  3. Step 3: Cross multiply
    392,202,350.40x = 588,303,525.60 × 362,641,108.80
  4. Step 4: Simplify right side
    392,202,350.40x = 213,343,042,834,533,216
  5. Step 5: Solve for x
    x = 213,343,042,834,533,216/392,202,350.40
  6. Step 6: Final answer
    x = 543,961,663.20

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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.