Home / 2,586,760,119.90-3,880,084,156.20-721,356,042.33

Finding the Fourth Proportional to 2,586,760,119.90, 3,880,084,156.20 and 721,356,042.33

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Solution

The fourth proportional to 2,586,760,119.90, 3,880,084,156.20 and 721,356,042.33 is: 1,082,018,440.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,760,119.90 : 3,880,084,156.20 = 721,356,042.33 : x
  2. Step 2: Convert to fraction form
    2,586,760,119.90/3,880,084,156.20 = 721,356,042.33/x
  3. Step 3: Cross multiply
    2,586,760,119.90x = 3,880,084,156.20 × 721,356,042.33
  4. Step 4: Simplify right side
    2,586,760,119.90x = 2,798,922,150,823,769,600
  5. Step 5: Solve for x
    x = 2,798,922,150,823,769,600/2,586,760,119.90
  6. Step 6: Final answer
    x = 1,082,018,440.48

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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.