Home / 10,135,296,004.10-15,202,944,006.15-9,972,037,328.90

Finding the Fourth Proportional to 10,135,296,004.10, 15,202,944,006.15 and 9,972,037,328.90

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Solution

The fourth proportional to 10,135,296,004.10, 15,202,944,006.15 and 9,972,037,328.90 is: 14,958,055,993.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,135,296,004.10 : 15,202,944,006.15 = 9,972,037,328.90 : x
  2. Step 2: Convert to fraction form
    10,135,296,004.10/15,202,944,006.15 = 9,972,037,328.90/x
  3. Step 3: Cross multiply
    10,135,296,004.10x = 15,202,944,006.15 × 9,972,037,328.90
  4. Step 4: Simplify right side
    10,135,296,004.10x = 151,604,325,138,504,286,208
  5. Step 5: Solve for x
    x = 151,604,325,138,504,286,208/10,135,296,004.10
  6. Step 6: Final answer
    x = 14,958,055,993.35

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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.