Home / 79,893,954.72-110,329,802.64-75,541,390.44

Finding the Fourth Proportional to 79,893,954.72, 110,329,802.64 and 75,541,390.44

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Solution

The fourth proportional to 79,893,954.72, 110,329,802.64 and 75,541,390.44 is: 104,319,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,893,954.72 : 110,329,802.64 = 75,541,390.44 : x
  2. Step 2: Convert to fraction form
    79,893,954.72/110,329,802.64 = 75,541,390.44/x
  3. Step 3: Cross multiply
    79,893,954.72x = 110,329,802.64 × 75,541,390.44
  4. Step 4: Simplify right side
    79,893,954.72x = 8,334,466,698,396,383
  5. Step 5: Solve for x
    x = 8,334,466,698,396,383/79,893,954.72
  6. Step 6: Final answer
    x = 104,319,115.60

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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.