Home / 173,867,999.90-260,801,999.85-155,728,147.10

Finding the Fourth Proportional to 173,867,999.90, 260,801,999.85 and 155,728,147.10

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Solution

The fourth proportional to 173,867,999.90, 260,801,999.85 and 155,728,147.10 is: 233,592,220.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,867,999.90 : 260,801,999.85 = 155,728,147.10 : x
  2. Step 2: Convert to fraction form
    173,867,999.90/260,801,999.85 = 155,728,147.10/x
  3. Step 3: Cross multiply
    173,867,999.90x = 260,801,999.85 × 155,728,147.10
  4. Step 4: Simplify right side
    173,867,999.90x = 40,614,212,196,614,976
  5. Step 5: Solve for x
    x = 40,614,212,196,614,976/173,867,999.90
  6. Step 6: Final answer
    x = 233,592,220.65

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1.5x scale

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.