Home / 115,087,765.16-172,515,325.77-49,551,651.14

Finding the Fourth Proportional to 115,087,765.16, 172,515,325.77 and 49,551,651.14

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Solution

The fourth proportional to 115,087,765.16, 172,515,325.77 and 49,551,651.14 is: 74,277,393.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,087,765.16 : 172,515,325.77 = 49,551,651.14 : x
  2. Step 2: Convert to fraction form
    115,087,765.16/172,515,325.77 = 49,551,651.14/x
  3. Step 3: Cross multiply
    115,087,765.16x = 172,515,325.77 × 49,551,651.14
  4. Step 4: Simplify right side
    115,087,765.16x = 8,548,419,238,458,623
  5. Step 5: Solve for x
    x = 8,548,419,238,458,623/115,087,765.16
  6. Step 6: Final answer
    x = 74,277,393.66

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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.