Home / 3,743,760,990.64-5,171,771,578.08-2,990,084,649.52

Finding the Fourth Proportional to 3,743,760,990.64, 5,171,771,578.08 and 2,990,084,649.52

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Solution

The fourth proportional to 3,743,760,990.64, 5,171,771,578.08 and 2,990,084,649.52 is: 4,130,614,867.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743,760,990.64 : 5,171,771,578.08 = 2,990,084,649.52 : x
  2. Step 2: Convert to fraction form
    3,743,760,990.64/5,171,771,578.08 = 2,990,084,649.52/x
  3. Step 3: Cross multiply
    3,743,760,990.64x = 5,171,771,578.08 × 2,990,084,649.52
  4. Step 4: Simplify right side
    3,743,760,990.64x = 15,464,034,806,440,833,024
  5. Step 5: Solve for x
    x = 15,464,034,806,440,833,024/3,743,760,990.64
  6. Step 6: Final answer
    x = 4,130,614,867.00

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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.