Home / 5,392,224,008.10-8,088,336,012.15-2,630,431,419.30

Finding the Fourth Proportional to 5,392,224,008.10, 8,088,336,012.15 and 2,630,431,419.30

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Solution

The fourth proportional to 5,392,224,008.10, 8,088,336,012.15 and 2,630,431,419.30 is: 3,945,647,128.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392,224,008.10 : 8,088,336,012.15 = 2,630,431,419.30 : x
  2. Step 2: Convert to fraction form
    5,392,224,008.10/8,088,336,012.15 = 2,630,431,419.30/x
  3. Step 3: Cross multiply
    5,392,224,008.10x = 8,088,336,012.15 × 2,630,431,419.30
  4. Step 4: Simplify right side
    5,392,224,008.10x = 21,275,813,176,215,027,712
  5. Step 5: Solve for x
    x = 21,275,813,176,215,027,712/5,392,224,008.10
  6. Step 6: Final answer
    x = 3,945,647,128.95

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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.