Home / 131,954,263.28-197,960,822.52-43,326,782.65

Finding the Fourth Proportional to 131,954,263.28, 197,960,822.52 and 43,326,782.65

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Solution

The fourth proportional to 131,954,263.28, 197,960,822.52 and 43,326,782.65 is: 64,999,836.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,954,263.28 : 197,960,822.52 = 43,326,782.65 : x
  2. Step 2: Convert to fraction form
    131,954,263.28/197,960,822.52 = 43,326,782.65/x
  3. Step 3: Cross multiply
    131,954,263.28x = 197,960,822.52 × 43,326,782.65
  4. Step 4: Simplify right side
    131,954,263.28x = 8,577,005,530,539,265
  5. Step 5: Solve for x
    x = 8,577,005,530,539,265/131,954,263.28
  6. Step 6: Final answer
    x = 64,999,836.44

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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.