Home / 248,184,672.60-372,277,008.90-66,431,850.60

Finding the Fourth Proportional to 248,184,672.60, 372,277,008.90 and 66,431,850.60

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Solution

The fourth proportional to 248,184,672.60, 372,277,008.90 and 66,431,850.60 is: 99,647,775.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,184,672.60 : 372,277,008.90 = 66,431,850.60 : x
  2. Step 2: Convert to fraction form
    248,184,672.60/372,277,008.90 = 66,431,850.60/x
  3. Step 3: Cross multiply
    248,184,672.60x = 372,277,008.90 × 66,431,850.60
  4. Step 4: Simplify right side
    248,184,672.60x = 24,731,050,637,059,668
  5. Step 5: Solve for x
    x = 24,731,050,637,059,668/248,184,672.60
  6. Step 6: Final answer
    x = 99,647,775.90

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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.