Home / 347,490,723.81-479,546,563.38-204,446,471.93

Finding the Fourth Proportional to 347,490,723.81, 479,546,563.38 and 204,446,471.93

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Solution

The fourth proportional to 347,490,723.81, 479,546,563.38 and 204,446,471.93 is: 282,141,640.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,490,723.81 : 479,546,563.38 = 204,446,471.93 : x
  2. Step 2: Convert to fraction form
    347,490,723.81/479,546,563.38 = 204,446,471.93/x
  3. Step 3: Cross multiply
    347,490,723.81x = 479,546,563.38 × 204,446,471.93
  4. Step 4: Simplify right side
    347,490,723.81x = 98,041,603,006,799,408
  5. Step 5: Solve for x
    x = 98,041,603,006,799,408/347,490,723.81
  6. Step 6: Final answer
    x = 282,141,640.88

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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.