Home / 115,399,507.56-159,262,003.62-63,891,283.56

Finding the Fourth Proportional to 115,399,507.56, 159,262,003.62 and 63,891,283.56

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Solution

The fourth proportional to 115,399,507.56, 159,262,003.62 and 63,891,283.56 is: 88,175,886.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,399,507.56 : 159,262,003.62 = 63,891,283.56 : x
  2. Step 2: Convert to fraction form
    115,399,507.56/159,262,003.62 = 63,891,283.56/x
  3. Step 3: Cross multiply
    115,399,507.56x = 159,262,003.62 × 63,891,283.56
  4. Step 4: Simplify right side
    115,399,507.56x = 10,175,453,833,619,168
  5. Step 5: Solve for x
    x = 10,175,453,833,619,168/115,399,507.56
  6. Step 6: Final answer
    x = 88,175,886.09

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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.