Home / 281,760,241.10-422,643,614.96-85,025,357.98

Finding the Fourth Proportional to 281,760,241.10, 422,643,614.96 and 85,025,357.98

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Solution

The fourth proportional to 281,760,241.10, 422,643,614.96 and 85,025,357.98 is: 127,539,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,760,241.10 : 422,643,614.96 = 85,025,357.98 : x
  2. Step 2: Convert to fraction form
    281,760,241.10/422,643,614.96 = 85,025,357.98/x
  3. Step 3: Cross multiply
    281,760,241.10x = 422,643,614.96 × 85,025,357.98
  4. Step 4: Simplify right side
    281,760,241.10x = 35,935,424,658,612,548
  5. Step 5: Solve for x
    x = 35,935,424,658,612,548/281,760,241.10
  6. Step 6: Final answer
    x = 127,539,018.70

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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.