Home / 4,248,226,751.20-6,372,340,126.80-3,976,128,959.20

Finding the Fourth Proportional to 4,248,226,751.20, 6,372,340,126.80 and 3,976,128,959.20

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Solution

The fourth proportional to 4,248,226,751.20, 6,372,340,126.80 and 3,976,128,959.20 is: 5,964,193,438.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,248,226,751.20 : 6,372,340,126.80 = 3,976,128,959.20 : x
  2. Step 2: Convert to fraction form
    4,248,226,751.20/6,372,340,126.80 = 3,976,128,959.20/x
  3. Step 3: Cross multiply
    4,248,226,751.20x = 6,372,340,126.80 × 3,976,128,959.20
  4. Step 4: Simplify right side
    4,248,226,751.20x = 25,337,246,116,041,678,848
  5. Step 5: Solve for x
    x = 25,337,246,116,041,678,848/4,248,226,751.20
  6. Step 6: Final answer
    x = 5,964,193,438.80

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Double scale
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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.