Home / 69,799,593.76-96,298,506.66-40,414,886.80

Finding the Fourth Proportional to 69,799,593.76, 96,298,506.66 and 40,414,886.80

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Solution

The fourth proportional to 69,799,593.76, 96,298,506.66 and 40,414,886.80 is: 55,758,107.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,799,593.76 : 96,298,506.66 = 40,414,886.80 : x
  2. Step 2: Convert to fraction form
    69,799,593.76/96,298,506.66 = 40,414,886.80/x
  3. Step 3: Cross multiply
    69,799,593.76x = 96,298,506.66 × 40,414,886.80
  4. Step 4: Simplify right side
    69,799,593.76x = 3,891,893,245,672,945.50
  5. Step 5: Solve for x
    x = 3,891,893,245,672,945.50/69,799,593.76
  6. Step 6: Final answer
    x = 55,758,107.40

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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.