Home / 108,256,718.70-162,385,078.05-39,169,388.70

Finding the Fourth Proportional to 108,256,718.70, 162,385,078.05 and 39,169,388.70

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Solution

The fourth proportional to 108,256,718.70, 162,385,078.05 and 39,169,388.70 is: 58,754,083.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,256,718.70 : 162,385,078.05 = 39,169,388.70 : x
  2. Step 2: Convert to fraction form
    108,256,718.70/162,385,078.05 = 39,169,388.70/x
  3. Step 3: Cross multiply
    108,256,718.70x = 162,385,078.05 × 39,169,388.70
  4. Step 4: Simplify right side
    108,256,718.70x = 6,360,524,241,220,289
  5. Step 5: Solve for x
    x = 6,360,524,241,220,289/108,256,718.70
  6. Step 6: Final answer
    x = 58,754,083.05

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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.