Home / 251,643,949.08-347,089,764.87-167,969,892.30

Finding the Fourth Proportional to 251,643,949.08, 347,089,764.87 and 167,969,892.30

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Solution

The fourth proportional to 251,643,949.08, 347,089,764.87 and 167,969,892.30 is: 231,679,047.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,643,949.08 : 347,089,764.87 = 167,969,892.30 : x
  2. Step 2: Convert to fraction form
    251,643,949.08/347,089,764.87 = 167,969,892.30/x
  3. Step 3: Cross multiply
    251,643,949.08x = 347,089,764.87 × 167,969,892.30
  4. Step 4: Simplify right side
    251,643,949.08x = 58,300,630,423,646,232
  5. Step 5: Solve for x
    x = 58,300,630,423,646,232/251,643,949.08
  6. Step 6: Final answer
    x = 231,679,047.47

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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.