Home / 112,376,782.88-168,565,239.44-31,597,750.88

Finding the Fourth Proportional to 112,376,782.88, 168,565,239.44 and 31,597,750.88

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Solution

The fourth proportional to 112,376,782.88, 168,565,239.44 and 31,597,750.88 is: 47,396,644.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,376,782.88 : 168,565,239.44 = 31,597,750.88 : x
  2. Step 2: Convert to fraction form
    112,376,782.88/168,565,239.44 = 31,597,750.88/x
  3. Step 3: Cross multiply
    112,376,782.88x = 168,565,239.44 × 31,597,750.88
  4. Step 4: Simplify right side
    112,376,782.88x = 5,326,282,442,852,670
  5. Step 5: Solve for x
    x = 5,326,282,442,852,670/112,376,782.88
  6. Step 6: Final answer
    x = 47,396,644.63

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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.