Home / 124,562,086.11-171,892,348.56-68,806,306.58

Finding the Fourth Proportional to 124,562,086.11, 171,892,348.56 and 68,806,306.58

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Solution

The fourth proportional to 124,562,086.11, 171,892,348.56 and 68,806,306.58 is: 94,950,863.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,562,086.11 : 171,892,348.56 = 68,806,306.58 : x
  2. Step 2: Convert to fraction form
    124,562,086.11/171,892,348.56 = 68,806,306.58/x
  3. Step 3: Cross multiply
    124,562,086.11x = 171,892,348.56 × 68,806,306.58
  4. Step 4: Simplify right side
    124,562,086.11x = 11,827,277,632,916,120
  5. Step 5: Solve for x
    x = 11,827,277,632,916,120/124,562,086.11
  6. Step 6: Final answer
    x = 94,950,863.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.