Home / 115,344,015.45-161,179,290.75-115,344,015.45

Finding the Fourth Proportional to 115,344,015.45, 161,179,290.75 and 115,344,015.45

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Solution

The fourth proportional to 115,344,015.45, 161,179,290.75 and 115,344,015.45 is: 161,179,290.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,344,015.45 : 161,179,290.75 = 115,344,015.45 : x
  2. Step 2: Convert to fraction form
    115,344,015.45/161,179,290.75 = 115,344,015.45/x
  3. Step 3: Cross multiply
    115,344,015.45x = 161,179,290.75 × 115,344,015.45
  4. Step 4: Simplify right side
    115,344,015.45x = 18,591,066,602,488,044
  5. Step 5: Solve for x
    x = 18,591,066,602,488,044/115,344,015.45
  6. Step 6: Final answer
    x = 161,179,290.75

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.