Home / 75,328,778.58-113,027,918.69-34,400,764.45

Finding the Fourth Proportional to 75,328,778.58, 113,027,918.69 and 34,400,764.45

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Solution

The fourth proportional to 75,328,778.58, 113,027,918.69 and 34,400,764.45 is: 51,617,016.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,328,778.58 : 113,027,918.69 = 34,400,764.45 : x
  2. Step 2: Convert to fraction form
    75,328,778.58/113,027,918.69 = 34,400,764.45/x
  3. Step 3: Cross multiply
    75,328,778.58x = 113,027,918.69 × 34,400,764.45
  4. Step 4: Simplify right side
    75,328,778.58x = 3,888,246,807,128,443
  5. Step 5: Solve for x
    x = 3,888,246,807,128,443/75,328,778.58
  6. Step 6: Final answer
    x = 51,617,016.50

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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.