Home / 112,285,537.20-168,428,305.80-110,773,882.80

Finding the Fourth Proportional to 112,285,537.20, 168,428,305.80 and 110,773,882.80

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Solution

The fourth proportional to 112,285,537.20, 168,428,305.80 and 110,773,882.80 is: 166,160,824.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,285,537.20 : 168,428,305.80 = 110,773,882.80 : x
  2. Step 2: Convert to fraction form
    112,285,537.20/168,428,305.80 = 110,773,882.80/x
  3. Step 3: Cross multiply
    112,285,537.20x = 168,428,305.80 × 110,773,882.80
  4. Step 4: Simplify right side
    112,285,537.20x = 18,657,457,406,891,760
  5. Step 5: Solve for x
    x = 18,657,457,406,891,760/112,285,537.20
  6. Step 6: Final answer
    x = 166,160,824.20

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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.