Home / 262,264,847.08-361,923,615.21-143,187,435.61

Finding the Fourth Proportional to 262,264,847.08, 361,923,615.21 and 143,187,435.61

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Solution

The fourth proportional to 262,264,847.08, 361,923,615.21 and 143,187,435.61 is: 197,597,638.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,264,847.08 : 361,923,615.21 = 143,187,435.61 : x
  2. Step 2: Convert to fraction form
    262,264,847.08/361,923,615.21 = 143,187,435.61/x
  3. Step 3: Cross multiply
    262,264,847.08x = 361,923,615.21 × 143,187,435.61
  4. Step 4: Simplify right side
    262,264,847.08x = 51,822,914,346,532,192
  5. Step 5: Solve for x
    x = 51,822,914,346,532,192/262,264,847.08
  6. Step 6: Final answer
    x = 197,597,638.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.