Home / 125,803,292.15-188,641,791.66-73,297,958.81

Finding the Fourth Proportional to 125,803,292.15, 188,641,791.66 and 73,297,958.81

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Solution

The fourth proportional to 125,803,292.15, 188,641,791.66 and 73,297,958.81 is: 109,910,146.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,803,292.15 : 188,641,791.66 = 73,297,958.81 : x
  2. Step 2: Convert to fraction form
    125,803,292.15/188,641,791.66 = 73,297,958.81/x
  3. Step 3: Cross multiply
    125,803,292.15x = 188,641,791.66 × 73,297,958.81
  4. Step 4: Simplify right side
    125,803,292.15x = 13,827,058,273,858,274
  5. Step 5: Solve for x
    x = 13,827,058,273,858,274/125,803,292.15
  6. Step 6: Final answer
    x = 109,910,146.53

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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.