Home / 263,681,312.13-363,846,765.24-144,572,559.75

Finding the Fourth Proportional to 263,681,312.13, 363,846,765.24 and 144,572,559.75

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Solution

The fourth proportional to 263,681,312.13, 363,846,765.24 and 144,572,559.75 is: 199,491,794.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,681,312.13 : 363,846,765.24 = 144,572,559.75 : x
  2. Step 2: Convert to fraction form
    263,681,312.13/363,846,765.24 = 144,572,559.75/x
  3. Step 3: Cross multiply
    263,681,312.13x = 363,846,765.24 × 144,572,559.75
  4. Step 4: Simplify right side
    263,681,312.13x = 52,602,258,207,504,128
  5. Step 5: Solve for x
    x = 52,602,258,207,504,128/263,681,312.13
  6. Step 6: Final answer
    x = 199,491,794.78

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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.