Home / 2,015,372,191.20-3,023,058,286.80-852,154,130.40

Finding the Fourth Proportional to 2,015,372,191.20, 3,023,058,286.80 and 852,154,130.40

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Solution

The fourth proportional to 2,015,372,191.20, 3,023,058,286.80 and 852,154,130.40 is: 1,278,231,195.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,372,191.20 : 3,023,058,286.80 = 852,154,130.40 : x
  2. Step 2: Convert to fraction form
    2,015,372,191.20/3,023,058,286.80 = 852,154,130.40/x
  3. Step 3: Cross multiply
    2,015,372,191.20x = 3,023,058,286.80 × 852,154,130.40
  4. Step 4: Simplify right side
    2,015,372,191.20x = 2,576,111,605,536,567,808
  5. Step 5: Solve for x
    x = 2,576,111,605,536,567,808/2,015,372,191.20
  6. Step 6: Final answer
    x = 1,278,231,195.60

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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.