Home / 373,380,013.20-560,070,019.80-100,750,342.80

Finding the Fourth Proportional to 373,380,013.20, 560,070,019.80 and 100,750,342.80

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Solution

The fourth proportional to 373,380,013.20, 560,070,019.80 and 100,750,342.80 is: 151,125,514.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,380,013.20 : 560,070,019.80 = 100,750,342.80 : x
  2. Step 2: Convert to fraction form
    373,380,013.20/560,070,019.80 = 100,750,342.80/x
  3. Step 3: Cross multiply
    373,380,013.20x = 560,070,019.80 × 100,750,342.80
  4. Step 4: Simplify right side
    373,380,013.20x = 56,427,246,486,852,784
  5. Step 5: Solve for x
    x = 56,427,246,486,852,784/373,380,013.20
  6. Step 6: Final answer
    x = 151,125,514.20

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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.