Home / 80,329,974.51-110,857,703.19-45,521,507.55

Finding the Fourth Proportional to 80,329,974.51, 110,857,703.19 and 45,521,507.55

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Solution

The fourth proportional to 80,329,974.51, 110,857,703.19 and 45,521,507.55 is: 62,821,005.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,329,974.51 : 110,857,703.19 = 45,521,507.55 : x
  2. Step 2: Convert to fraction form
    80,329,974.51/110,857,703.19 = 45,521,507.55/x
  3. Step 3: Cross multiply
    80,329,974.51x = 110,857,703.19 × 45,521,507.55
  4. Step 4: Simplify right side
    80,329,974.51x = 5,046,409,772,984,255
  5. Step 5: Solve for x
    x = 5,046,409,772,984,255/80,329,974.51
  6. Step 6: Final answer
    x = 62,821,005.53

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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.