Home / 1,203,507,940.20-1,805,261,910.30-514,760,404.20

Finding the Fourth Proportional to 1,203,507,940.20, 1,805,261,910.30 and 514,760,404.20

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Solution

The fourth proportional to 1,203,507,940.20, 1,805,261,910.30 and 514,760,404.20 is: 772,140,606.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,507,940.20 : 1,805,261,910.30 = 514,760,404.20 : x
  2. Step 2: Convert to fraction form
    1,203,507,940.20/1,805,261,910.30 = 514,760,404.20/x
  3. Step 3: Cross multiply
    1,203,507,940.20x = 1,805,261,910.30 × 514,760,404.20
  4. Step 4: Simplify right side
    1,203,507,940.20x = 929,277,350,632,892,160
  5. Step 5: Solve for x
    x = 929,277,350,632,892,160/1,203,507,940.20
  6. Step 6: Final answer
    x = 772,140,606.30

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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.