Home / 3,520,392,010.10-5,280,588,015.15-2,952,175,292.90

Finding the Fourth Proportional to 3,520,392,010.10, 5,280,588,015.15 and 2,952,175,292.90

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Solution

The fourth proportional to 3,520,392,010.10, 5,280,588,015.15 and 2,952,175,292.90 is: 4,428,262,939.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,392,010.10 : 5,280,588,015.15 = 2,952,175,292.90 : x
  2. Step 2: Convert to fraction form
    3,520,392,010.10/5,280,588,015.15 = 2,952,175,292.90/x
  3. Step 3: Cross multiply
    3,520,392,010.10x = 5,280,588,015.15 × 2,952,175,292.90
  4. Step 4: Simplify right side
    3,520,392,010.10x = 15,589,221,470,309,681,152
  5. Step 5: Solve for x
    x = 15,589,221,470,309,681,152/3,520,392,010.10
  6. Step 6: Final answer
    x = 4,428,262,939.35

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Double scale
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Similar ratio
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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.