Home / 115,308,112.38-159,125,193.45-63,097,146.51

Finding the Fourth Proportional to 115,308,112.38, 159,125,193.45 and 63,097,146.51

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Solution

The fourth proportional to 115,308,112.38, 159,125,193.45 and 63,097,146.51 is: 87,074,061.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,308,112.38 : 159,125,193.45 = 63,097,146.51 : x
  2. Step 2: Convert to fraction form
    115,308,112.38/159,125,193.45 = 63,097,146.51/x
  3. Step 3: Cross multiply
    115,308,112.38x = 159,125,193.45 × 63,097,146.51
  4. Step 4: Simplify right side
    115,308,112.38x = 10,040,345,644,546,742
  5. Step 5: Solve for x
    x = 10,040,345,644,546,742/115,308,112.38
  6. Step 6: Final answer
    x = 87,074,061.29

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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.