Home / 728,356,399.26-1,093,304,604.33-711,907,705.50

Finding the Fourth Proportional to 728,356,399.26, 1,093,304,604.33 and 711,907,705.50

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Solution

The fourth proportional to 728,356,399.26, 1,093,304,604.33 and 711,907,705.50 is: 1,068,614,174.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,356,399.26 : 1,093,304,604.33 = 711,907,705.50 : x
  2. Step 2: Convert to fraction form
    728,356,399.26/1,093,304,604.33 = 711,907,705.50/x
  3. Step 3: Cross multiply
    728,356,399.26x = 1,093,304,604.33 × 711,907,705.50
  4. Step 4: Simplify right side
    728,356,399.26x = 778,331,972,281,155,584
  5. Step 5: Solve for x
    x = 778,331,972,281,155,584/728,356,399.26
  6. Step 6: Final answer
    x = 1,068,614,174.42

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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.