Home / 103,324,430.44-142,587,721.71-56,914,684.36

Finding the Fourth Proportional to 103,324,430.44, 142,587,721.71 and 56,914,684.36

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Solution

The fourth proportional to 103,324,430.44, 142,587,721.71 and 56,914,684.36 is: 78,542,268.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,324,430.44 : 142,587,721.71 = 56,914,684.36 : x
  2. Step 2: Convert to fraction form
    103,324,430.44/142,587,721.71 = 56,914,684.36/x
  3. Step 3: Cross multiply
    103,324,430.44x = 142,587,721.71 × 56,914,684.36
  4. Step 4: Simplify right side
    103,324,430.44x = 8,115,335,174,736,170
  5. Step 5: Solve for x
    x = 8,115,335,174,736,170/103,324,430.44
  6. Step 6: Final answer
    x = 78,542,268.66

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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.