Home / 95,043,978.20-142,625,939.90-40,456,476.56

Finding the Fourth Proportional to 95,043,978.20, 142,625,939.90 and 40,456,476.56

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Solution

The fourth proportional to 95,043,978.20, 142,625,939.90 and 40,456,476.56 is: 60,710,242.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,043,978.20 : 142,625,939.90 = 40,456,476.56 : x
  2. Step 2: Convert to fraction form
    95,043,978.20/142,625,939.90 = 40,456,476.56/x
  3. Step 3: Cross multiply
    95,043,978.20x = 142,625,939.90 × 40,456,476.56
  4. Step 4: Simplify right side
    95,043,978.20x = 5,770,142,994,412,319
  5. Step 5: Solve for x
    x = 5,770,142,994,412,319/95,043,978.20
  6. Step 6: Final answer
    x = 60,710,242.81

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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.