Home / 53,185,908.30-79,778,862.45-44,115,981.90

Finding the Fourth Proportional to 53,185,908.30, 79,778,862.45 and 44,115,981.90

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Solution

The fourth proportional to 53,185,908.30, 79,778,862.45 and 44,115,981.90 is: 66,173,972.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,185,908.30 : 79,778,862.45 = 44,115,981.90 : x
  2. Step 2: Convert to fraction form
    53,185,908.30/79,778,862.45 = 44,115,981.90/x
  3. Step 3: Cross multiply
    53,185,908.30x = 79,778,862.45 × 44,115,981.90
  4. Step 4: Simplify right side
    53,185,908.30x = 3,519,522,851,846,789.50
  5. Step 5: Solve for x
    x = 3,519,522,851,846,789.50/53,185,908.30
  6. Step 6: Final answer
    x = 66,173,972.85

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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.