Home / 797,062,101.60-1,195,550,636.88-214,786,998.48

Finding the Fourth Proportional to 797,062,101.60, 1,195,550,636.88 and 214,786,998.48

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Solution

The fourth proportional to 797,062,101.60, 1,195,550,636.88 and 214,786,998.48 is: 322,169,040.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,062,101.60 : 1,195,550,636.88 = 214,786,998.48 : x
  2. Step 2: Convert to fraction form
    797,062,101.60/1,195,550,636.88 = 214,786,998.48/x
  3. Step 3: Cross multiply
    797,062,101.60x = 1,195,550,636.88 × 214,786,998.48
  4. Step 4: Simplify right side
    797,062,101.60x = 256,788,732,826,307,616
  5. Step 5: Solve for x
    x = 256,788,732,826,307,616/797,062,101.60
  6. Step 6: Final answer
    x = 322,169,040.92

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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.