Home / 897,228,212.40-1,347,228,001.80-489,081,524.40

Finding the Fourth Proportional to 897,228,212.40, 1,347,228,001.80 and 489,081,524.40

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Solution

The fourth proportional to 897,228,212.40, 1,347,228,001.80 and 489,081,524.40 is: 734,377,626.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,228,212.40 : 1,347,228,001.80 = 489,081,524.40 : x
  2. Step 2: Convert to fraction form
    897,228,212.40/1,347,228,001.80 = 489,081,524.40/x
  3. Step 3: Cross multiply
    897,228,212.40x = 1,347,228,001.80 × 489,081,524.40
  4. Step 4: Simplify right side
    897,228,212.40x = 658,904,324,834,709,888
  5. Step 5: Solve for x
    x = 658,904,324,834,709,888/897,228,212.40
  6. Step 6: Final answer
    x = 734,377,626.26

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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.