Home / 117,767,302.15-162,534,131.54-67,551,112.39

Finding the Fourth Proportional to 117,767,302.15, 162,534,131.54 and 67,551,112.39

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Solution

The fourth proportional to 117,767,302.15, 162,534,131.54 and 67,551,112.39 is: 93,229,285.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,767,302.15 : 162,534,131.54 = 67,551,112.39 : x
  2. Step 2: Convert to fraction form
    117,767,302.15/162,534,131.54 = 67,551,112.39/x
  3. Step 3: Cross multiply
    117,767,302.15x = 162,534,131.54 × 67,551,112.39
  4. Step 4: Simplify right side
    117,767,302.15x = 10,979,361,386,531,828
  5. Step 5: Solve for x
    x = 10,979,361,386,531,828/117,767,302.15
  6. Step 6: Final answer
    x = 93,229,285.09

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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.