Home / 79,857,284.96-110,204,124-45,049,867.76

Finding the Fourth Proportional to 79,857,284.96, 110,204,124 and 45,049,867.76

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Solution

The fourth proportional to 79,857,284.96, 110,204,124 and 45,049,867.76 is: 62,169,421.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,857,284.96 : 110,204,124 = 45,049,867.76 : x
  2. Step 2: Convert to fraction form
    79,857,284.96/110,204,124 = 45,049,867.76/x
  3. Step 3: Cross multiply
    79,857,284.96x = 110,204,124 × 45,049,867.76
  4. Step 4: Simplify right side
    79,857,284.96x = 4,964,681,212,806,642
  5. Step 5: Solve for x
    x = 4,964,681,212,806,642/79,857,284.96
  6. Step 6: Final answer
    x = 62,169,421.55

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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.