Home / 2,084,432,610.97-3,126,749,475.03-685,385,908.75

Finding the Fourth Proportional to 2,084,432,610.97, 3,126,749,475.03 and 685,385,908.75

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Solution

The fourth proportional to 2,084,432,610.97, 3,126,749,475.03 and 685,385,908.75 is: 1,028,111,927.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,432,610.97 : 3,126,749,475.03 = 685,385,908.75 : x
  2. Step 2: Convert to fraction form
    2,084,432,610.97/3,126,749,475.03 = 685,385,908.75/x
  3. Step 3: Cross multiply
    2,084,432,610.97x = 3,126,749,475.03 × 685,385,908.75
  4. Step 4: Simplify right side
    2,084,432,610.97x = 2,143,030,030,357,961,472
  5. Step 5: Solve for x
    x = 2,143,030,030,357,961,472/2,084,432,610.97
  6. Step 6: Final answer
    x = 1,028,111,927.96

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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.