Home / 109,772,005.23-164,438,456.27-66,028,616.74

Finding the Fourth Proportional to 109,772,005.23, 164,438,456.27 and 66,028,616.74

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Solution

The fourth proportional to 109,772,005.23, 164,438,456.27 and 66,028,616.74 is: 98,910,863.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,772,005.23 : 164,438,456.27 = 66,028,616.74 : x
  2. Step 2: Convert to fraction form
    109,772,005.23/164,438,456.27 = 66,028,616.74/x
  3. Step 3: Cross multiply
    109,772,005.23x = 164,438,456.27 × 66,028,616.74
  4. Step 4: Simplify right side
    109,772,005.23x = 10,857,643,806,369,082
  5. Step 5: Solve for x
    x = 10,857,643,806,369,082/109,772,005.23
  6. Step 6: Final answer
    x = 98,910,863.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.