Home / 112,456,592.12-168,707,895.15-38,670,789.19

Finding the Fourth Proportional to 112,456,592.12, 168,707,895.15 and 38,670,789.19

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Solution

The fourth proportional to 112,456,592.12, 168,707,895.15 and 38,670,789.19 is: 58,014,095.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,456,592.12 : 168,707,895.15 = 38,670,789.19 : x
  2. Step 2: Convert to fraction form
    112,456,592.12/168,707,895.15 = 38,670,789.19/x
  3. Step 3: Cross multiply
    112,456,592.12x = 168,707,895.15 × 38,670,789.19
  4. Step 4: Simplify right side
    112,456,592.12x = 6,524,067,447,190,735
  5. Step 5: Solve for x
    x = 6,524,067,447,190,735/112,456,592.12
  6. Step 6: Final answer
    x = 58,014,095.25

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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.