Home / 247,946,064.91-371,972,905.77-75,418,394.37

Finding the Fourth Proportional to 247,946,064.91, 371,972,905.77 and 75,418,394.37

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Solution

The fourth proportional to 247,946,064.91, 371,972,905.77 and 75,418,394.37 is: 113,143,958.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,946,064.91 : 371,972,905.77 = 75,418,394.37 : x
  2. Step 2: Convert to fraction form
    247,946,064.91/371,972,905.77 = 75,418,394.37/x
  3. Step 3: Cross multiply
    247,946,064.91x = 371,972,905.77 × 75,418,394.37
  4. Step 4: Simplify right side
    247,946,064.91x = 28,053,599,302,316,708
  5. Step 5: Solve for x
    x = 28,053,599,302,316,708/247,946,064.91
  6. Step 6: Final answer
    x = 113,143,958.60

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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.