Home / 115,399,060.56-159,261,386.76-63,890,836.56

Finding the Fourth Proportional to 115,399,060.56, 159,261,386.76 and 63,890,836.56

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Solution

The fourth proportional to 115,399,060.56, 159,261,386.76 and 63,890,836.56 is: 88,175,269.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,399,060.56 : 159,261,386.76 = 63,890,836.56 : x
  2. Step 2: Convert to fraction form
    115,399,060.56/159,261,386.76 = 63,890,836.56/x
  3. Step 3: Cross multiply
    115,399,060.56x = 159,261,386.76 × 63,890,836.56
  4. Step 4: Simplify right side
    115,399,060.56x = 10,175,343,231,802,108
  5. Step 5: Solve for x
    x = 10,175,343,231,802,108/115,399,060.56
  6. Step 6: Final answer
    x = 88,175,269.21

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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.