Home / 220,109,848.60-330,295,409.70-83,809,010.20

Finding the Fourth Proportional to 220,109,848.60, 330,295,409.70 and 83,809,010.20

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Solution

The fourth proportional to 220,109,848.60, 330,295,409.70 and 83,809,010.20 is: 125,763,256.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,109,848.60 : 330,295,409.70 = 83,809,010.20 : x
  2. Step 2: Convert to fraction form
    220,109,848.60/330,295,409.70 = 83,809,010.20/x
  3. Step 3: Cross multiply
    220,109,848.60x = 330,295,409.70 × 83,809,010.20
  4. Step 4: Simplify right side
    220,109,848.60x = 27,681,731,360,560,480
  5. Step 5: Solve for x
    x = 27,681,731,360,560,480/220,109,848.60
  6. Step 6: Final answer
    x = 125,763,256.56

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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.