Home / 83,088,421.97-114,662,378.43-45,412,344.64

Finding the Fourth Proportional to 83,088,421.97, 114,662,378.43 and 45,412,344.64

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Solution

The fourth proportional to 83,088,421.97, 114,662,378.43 and 45,412,344.64 is: 62,669,230.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,088,421.97 : 114,662,378.43 = 45,412,344.64 : x
  2. Step 2: Convert to fraction form
    83,088,421.97/114,662,378.43 = 45,412,344.64/x
  3. Step 3: Cross multiply
    83,088,421.97x = 114,662,378.43 × 45,412,344.64
  4. Step 4: Simplify right side
    83,088,421.97x = 5,207,087,446,873,612
  5. Step 5: Solve for x
    x = 5,207,087,446,873,612/83,088,421.97
  6. Step 6: Final answer
    x = 62,669,230.24

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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.