Home / 40,255,488,002.20-60,383,232,003.30-28,500,863,387.80

Finding the Fourth Proportional to 40,255,488,002.20, 60,383,232,003.30 and 28,500,863,387.80

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Solution

The fourth proportional to 40,255,488,002.20, 60,383,232,003.30 and 28,500,863,387.80 is: 42,751,295,081.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,255,488,002.20 : 60,383,232,003.30 = 28,500,863,387.80 : x
  2. Step 2: Convert to fraction form
    40,255,488,002.20/60,383,232,003.30 = 28,500,863,387.80/x
  3. Step 3: Cross multiply
    40,255,488,002.20x = 60,383,232,003.30 × 28,500,863,387.80
  4. Step 4: Simplify right side
    40,255,488,002.20x = 1,720,974,246,239,886,376,960
  5. Step 5: Solve for x
    x = 1,720,974,246,239,886,376,960/40,255,488,002.20
  6. Step 6: Final answer
    x = 42,751,295,081.70

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1.5x scale

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.