Home / 137,353,669.65-206,030,504.48-51,074,223.30

Finding the Fourth Proportional to 137,353,669.65, 206,030,504.48 and 51,074,223.30

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Solution

The fourth proportional to 137,353,669.65, 206,030,504.48 and 51,074,223.30 is: 76,611,334.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,353,669.65 : 206,030,504.48 = 51,074,223.30 : x
  2. Step 2: Convert to fraction form
    137,353,669.65/206,030,504.48 = 51,074,223.30/x
  3. Step 3: Cross multiply
    137,353,669.65x = 206,030,504.48 × 51,074,223.30
  4. Step 4: Simplify right side
    137,353,669.65x = 10,522,847,992,167,798
  5. Step 5: Solve for x
    x = 10,522,847,992,167,798/137,353,669.65
  6. Step 6: Final answer
    x = 76,611,334.95

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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.