Home / 79,855,305.80-110,200,654.14-43,185,876.80

Finding the Fourth Proportional to 79,855,305.80, 110,200,654.14 and 43,185,876.80

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Solution

The fourth proportional to 79,855,305.80, 110,200,654.14 and 43,185,876.80 is: 59,596,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,855,305.80 : 110,200,654.14 = 43,185,876.80 : x
  2. Step 2: Convert to fraction form
    79,855,305.80/110,200,654.14 = 43,185,876.80/x
  3. Step 3: Cross multiply
    79,855,305.80x = 110,200,654.14 × 43,185,876.80
  4. Step 4: Simplify right side
    79,855,305.80x = 4,759,111,872,969,450
  5. Step 5: Solve for x
    x = 4,759,111,872,969,450/79,855,305.80
  6. Step 6: Final answer
    x = 59,596,689.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.