Home / 69,676,606.57-96,159,844.51-38,320,180.55

Finding the Fourth Proportional to 69,676,606.57, 96,159,844.51 and 38,320,180.55

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Solution

The fourth proportional to 69,676,606.57, 96,159,844.51 and 38,320,180.55 is: 52,885,219.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,676,606.57 : 96,159,844.51 = 38,320,180.55 : x
  2. Step 2: Convert to fraction form
    69,676,606.57/96,159,844.51 = 38,320,180.55/x
  3. Step 3: Cross multiply
    69,676,606.57x = 96,159,844.51 × 38,320,180.55
  4. Step 4: Simplify right side
    69,676,606.57x = 3,684,862,603,067,125.50
  5. Step 5: Solve for x
    x = 3,684,862,603,067,125.50/69,676,606.57
  6. Step 6: Final answer
    x = 52,885,219.08

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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.