Home / 122,023,440.12-168,351,378.15-69,092,915.25

Finding the Fourth Proportional to 122,023,440.12, 168,351,378.15 and 69,092,915.25

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Solution

The fourth proportional to 122,023,440.12, 168,351,378.15 and 69,092,915.25 is: 95,325,025.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,023,440.12 : 168,351,378.15 = 69,092,915.25 : x
  2. Step 2: Convert to fraction form
    122,023,440.12/168,351,378.15 = 69,092,915.25/x
  3. Step 3: Cross multiply
    122,023,440.12x = 168,351,378.15 × 69,092,915.25
  4. Step 4: Simplify right side
    122,023,440.12x = 11,631,887,502,738,652
  5. Step 5: Solve for x
    x = 11,631,887,502,738,652/122,023,440.12
  6. Step 6: Final answer
    x = 95,325,025.19

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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.