Home / 2,105,177,559.20-3,154,365,116.40-1,327,431,370.40

Finding the Fourth Proportional to 2,105,177,559.20, 3,154,365,116.40 and 1,327,431,370.40

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Solution

The fourth proportional to 2,105,177,559.20, 3,154,365,116.40 and 1,327,431,370.40 is: 1,989,002,395.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,177,559.20 : 3,154,365,116.40 = 1,327,431,370.40 : x
  2. Step 2: Convert to fraction form
    2,105,177,559.20/3,154,365,116.40 = 1,327,431,370.40/x
  3. Step 3: Cross multiply
    2,105,177,559.20x = 3,154,365,116.40 × 1,327,431,370.40
  4. Step 4: Simplify right side
    2,105,177,559.20x = 4,187,203,209,204,808,192
  5. Step 5: Solve for x
    x = 4,187,203,209,204,808,192/2,105,177,559.20
  6. Step 6: Final answer
    x = 1,989,002,395.98

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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.