Home / 399,179,639.60-598,769,459.40-226,589,764.40

Finding the Fourth Proportional to 399,179,639.60, 598,769,459.40 and 226,589,764.40

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Solution

The fourth proportional to 399,179,639.60, 598,769,459.40 and 226,589,764.40 is: 339,884,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,179,639.60 : 598,769,459.40 = 226,589,764.40 : x
  2. Step 2: Convert to fraction form
    399,179,639.60/598,769,459.40 = 226,589,764.40/x
  3. Step 3: Cross multiply
    399,179,639.60x = 598,769,459.40 × 226,589,764.40
  4. Step 4: Simplify right side
    399,179,639.60x = 135,675,030,735,361,360
  5. Step 5: Solve for x
    x = 135,675,030,735,361,360/399,179,639.60
  6. Step 6: Final answer
    x = 339,884,646.60

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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.