Home / 173,867,999.90-260,801,999.85-112,645,996.70

Finding the Fourth Proportional to 173,867,999.90, 260,801,999.85 and 112,645,996.70

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Solution

The fourth proportional to 173,867,999.90, 260,801,999.85 and 112,645,996.70 is: 168,968,995.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,867,999.90 : 260,801,999.85 = 112,645,996.70 : x
  2. Step 2: Convert to fraction form
    173,867,999.90/260,801,999.85 = 112,645,996.70/x
  3. Step 3: Cross multiply
    173,867,999.90x = 260,801,999.85 × 112,645,996.70
  4. Step 4: Simplify right side
    173,867,999.90x = 29,378,301,214,456,500
  5. Step 5: Solve for x
    x = 29,378,301,214,456,500/173,867,999.90
  6. Step 6: Final answer
    x = 168,968,995.05

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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.