Home / 223,984,664.40-309,098,766.60-120,968,216.40

Finding the Fourth Proportional to 223,984,664.40, 309,098,766.60 and 120,968,216.40

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Solution

The fourth proportional to 223,984,664.40, 309,098,766.60 and 120,968,216.40 is: 166,936,100.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,984,664.40 : 309,098,766.60 = 120,968,216.40 : x
  2. Step 2: Convert to fraction form
    223,984,664.40/309,098,766.60 = 120,968,216.40/x
  3. Step 3: Cross multiply
    223,984,664.40x = 309,098,766.60 × 120,968,216.40
  4. Step 4: Simplify right side
    223,984,664.40x = 37,391,126,487,041,896
  5. Step 5: Solve for x
    x = 37,391,126,487,041,896/223,984,664.40
  6. Step 6: Final answer
    x = 166,936,100.68

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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.