Home / 165,442,805.10-248,164,207.65-104,220,801.90

Finding the Fourth Proportional to 165,442,805.10, 248,164,207.65 and 104,220,801.90

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Solution

The fourth proportional to 165,442,805.10, 248,164,207.65 and 104,220,801.90 is: 156,331,202.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,442,805.10 : 248,164,207.65 = 104,220,801.90 : x
  2. Step 2: Convert to fraction form
    165,442,805.10/248,164,207.65 = 104,220,801.90/x
  3. Step 3: Cross multiply
    165,442,805.10x = 248,164,207.65 × 104,220,801.90
  4. Step 4: Simplify right side
    165,442,805.10x = 25,863,872,724,161,116
  5. Step 5: Solve for x
    x = 25,863,872,724,161,116/165,442,805.10
  6. Step 6: Final answer
    x = 156,331,202.85

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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.