Home / 136,984,234.32-205,480,091.52-39,937,596.48

Finding the Fourth Proportional to 136,984,234.32, 205,480,091.52 and 39,937,596.48

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Solution

The fourth proportional to 136,984,234.32, 205,480,091.52 and 39,937,596.48 is: 59,907,485.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,984,234.32 : 205,480,091.52 = 39,937,596.48 : x
  2. Step 2: Convert to fraction form
    136,984,234.32/205,480,091.52 = 39,937,596.48/x
  3. Step 3: Cross multiply
    136,984,234.32x = 205,480,091.52 × 39,937,596.48
  4. Step 4: Simplify right side
    136,984,234.32x = 8,206,380,979,799,230
  5. Step 5: Solve for x
    x = 8,206,380,979,799,230/136,984,234.32
  6. Step 6: Final answer
    x = 59,907,485.12

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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.