Home / 1,905,395,452.13-2,857,776,172.65-577,107,685.22

Finding the Fourth Proportional to 1,905,395,452.13, 2,857,776,172.65 and 577,107,685.22

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Solution

The fourth proportional to 1,905,395,452.13, 2,857,776,172.65 and 577,107,685.22 is: 865,565,512.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,395,452.13 : 2,857,776,172.65 = 577,107,685.22 : x
  2. Step 2: Convert to fraction form
    1,905,395,452.13/2,857,776,172.65 = 577,107,685.22/x
  3. Step 3: Cross multiply
    1,905,395,452.13x = 2,857,776,172.65 × 577,107,685.22
  4. Step 4: Simplify right side
    1,905,395,452.13x = 1,649,244,591,874,912,768
  5. Step 5: Solve for x
    x = 1,649,244,591,874,912,768/1,905,395,452.13
  6. Step 6: Final answer
    x = 865,565,512.94

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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.