Home / 115,344,097.20-173,016,145.80-60,681,927.60

Finding the Fourth Proportional to 115,344,097.20, 173,016,145.80 and 60,681,927.60

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Solution

The fourth proportional to 115,344,097.20, 173,016,145.80 and 60,681,927.60 is: 91,022,891.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,344,097.20 : 173,016,145.80 = 60,681,927.60 : x
  2. Step 2: Convert to fraction form
    115,344,097.20/173,016,145.80 = 60,681,927.60/x
  3. Step 3: Cross multiply
    115,344,097.20x = 173,016,145.80 × 60,681,927.60
  4. Step 4: Simplify right side
    115,344,097.20x = 10,498,953,233,066,646
  5. Step 5: Solve for x
    x = 10,498,953,233,066,646/115,344,097.20
  6. Step 6: Final answer
    x = 91,022,891.40

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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.