Home / 1,985,722,708.80-2,740,490,896.20-1,483,058,812.56

Finding the Fourth Proportional to 1,985,722,708.80, 2,740,490,896.20 and 1,483,058,812.56

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Solution

The fourth proportional to 1,985,722,708.80, 2,740,490,896.20 and 1,483,058,812.56 is: 2,046,765,722.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,722,708.80 : 2,740,490,896.20 = 1,483,058,812.56 : x
  2. Step 2: Convert to fraction form
    1,985,722,708.80/2,740,490,896.20 = 1,483,058,812.56/x
  3. Step 3: Cross multiply
    1,985,722,708.80x = 2,740,490,896.20 × 1,483,058,812.56
  4. Step 4: Simplify right side
    1,985,722,708.80x = 4,064,309,174,349,861,888
  5. Step 5: Solve for x
    x = 4,064,309,174,349,861,888/1,985,722,708.80
  6. Step 6: Final answer
    x = 2,046,765,722.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.