Home / 118,479,669.16-177,727,301.52-31,043,327.08

Finding the Fourth Proportional to 118,479,669.16, 177,727,301.52 and 31,043,327.08

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Solution

The fourth proportional to 118,479,669.16, 177,727,301.52 and 31,043,327.08 is: 46,567,033.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,479,669.16 : 177,727,301.52 = 31,043,327.08 : x
  2. Step 2: Convert to fraction form
    118,479,669.16/177,727,301.52 = 31,043,327.08/x
  3. Step 3: Cross multiply
    118,479,669.16x = 177,727,301.52 × 31,043,327.08
  4. Step 4: Simplify right side
    118,479,669.16x = 5,517,246,752,131,141
  5. Step 5: Solve for x
    x = 5,517,246,752,131,141/118,479,669.16
  6. Step 6: Final answer
    x = 46,567,033.75

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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.