Home / 108,888,217.70-150,233,504.54-64,799,872.34

Finding the Fourth Proportional to 108,888,217.70, 150,233,504.54 and 64,799,872.34

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Solution

The fourth proportional to 108,888,217.70, 150,233,504.54 and 64,799,872.34 is: 89,404,640.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,888,217.70 : 150,233,504.54 = 64,799,872.34 : x
  2. Step 2: Convert to fraction form
    108,888,217.70/150,233,504.54 = 64,799,872.34/x
  3. Step 3: Cross multiply
    108,888,217.70x = 150,233,504.54 × 64,799,872.34
  4. Step 4: Simplify right side
    108,888,217.70x = 9,735,111,914,307,644
  5. Step 5: Solve for x
    x = 9,735,111,914,307,644/108,888,217.70
  6. Step 6: Final answer
    x = 89,404,640.10

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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.