Home / 112,376,783.88-168,565,240.94-31,597,751.88

Finding the Fourth Proportional to 112,376,783.88, 168,565,240.94 and 31,597,751.88

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Solution

The fourth proportional to 112,376,783.88, 168,565,240.94 and 31,597,751.88 is: 47,396,646.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,376,783.88 : 168,565,240.94 = 31,597,751.88 : x
  2. Step 2: Convert to fraction form
    112,376,783.88/168,565,240.94 = 31,597,751.88/x
  3. Step 3: Cross multiply
    112,376,783.88x = 168,565,240.94 × 31,597,751.88
  4. Step 4: Simplify right side
    112,376,783.88x = 5,326,282,658,814,538
  5. Step 5: Solve for x
    x = 5,326,282,658,814,538/112,376,783.88
  6. Step 6: Final answer
    x = 47,396,646.13

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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.