Home / 79,855,287.52-110,200,628.76-43,185,858.52

Finding the Fourth Proportional to 79,855,287.52, 110,200,628.76 and 43,185,858.52

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Solution

The fourth proportional to 79,855,287.52, 110,200,628.76 and 43,185,858.52 is: 59,596,664.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,855,287.52 : 110,200,628.76 = 43,185,858.52 : x
  2. Step 2: Convert to fraction form
    79,855,287.52/110,200,628.76 = 43,185,858.52/x
  3. Step 3: Cross multiply
    79,855,287.52x = 110,200,628.76 × 43,185,858.52
  4. Step 4: Simplify right side
    79,855,287.52x = 4,759,108,762,444,404
  5. Step 5: Solve for x
    x = 4,759,108,762,444,404/79,855,287.52
  6. Step 6: Final answer
    x = 59,596,664.29

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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.