Home / 5,130,597,452.92-7,080,516,237.12-2,872,517,224.12

Finding the Fourth Proportional to 5,130,597,452.92, 7,080,516,237.12 and 2,872,517,224.12

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Solution

The fourth proportional to 5,130,597,452.92, 7,080,516,237.12 and 2,872,517,224.12 is: 3,964,237,115.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,130,597,452.92 : 7,080,516,237.12 = 2,872,517,224.12 : x
  2. Step 2: Convert to fraction form
    5,130,597,452.92/7,080,516,237.12 = 2,872,517,224.12/x
  3. Step 3: Cross multiply
    5,130,597,452.92x = 7,080,516,237.12 × 2,872,517,224.12
  4. Step 4: Simplify right side
    5,130,597,452.92x = 20,338,904,846,788,530,176
  5. Step 5: Solve for x
    x = 20,338,904,846,788,530,176/5,130,597,452.92
  6. Step 6: Final answer
    x = 3,964,237,115.35

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Double scale
Find fourth proportional to 5,130,597,453.92, 7,080,516,238.50 and 2,872,517,225.12
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.