Home / 1,905,395,452.88-2,857,776,173.78-577,107,685.97

Finding the Fourth Proportional to 1,905,395,452.88, 2,857,776,173.78 and 577,107,685.97

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Solution

The fourth proportional to 1,905,395,452.88, 2,857,776,173.78 and 577,107,685.97 is: 865,565,514.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,395,452.88 : 2,857,776,173.78 = 577,107,685.97 : x
  2. Step 2: Convert to fraction form
    1,905,395,452.88/2,857,776,173.78 = 577,107,685.97/x
  3. Step 3: Cross multiply
    1,905,395,452.88x = 2,857,776,173.78 × 577,107,685.97
  4. Step 4: Simplify right side
    1,905,395,452.88x = 1,649,244,594,663,918,592
  5. Step 5: Solve for x
    x = 1,649,244,594,663,918,592/1,905,395,452.88
  6. Step 6: Final answer
    x = 865,565,514.06

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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.