Home / 783,336,389,603.75-1,175,541,309,986.40-273,395,156,564.21

Finding the Fourth Proportional to 783,336,389,603.75, 1,175,541,309,986.40 and 273,395,156,564.21

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Solution

The fourth proportional to 783,336,389,603.75, 1,175,541,309,986.40 and 273,395,156,564.21 is: 410,280,059,444.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,336,389,603.75 : 1,175,541,309,986.40 = 273,395,156,564.21 : x
  2. Step 2: Convert to fraction form
    783,336,389,603.75/1,175,541,309,986.40 = 273,395,156,564.21/x
  3. Step 3: Cross multiply
    783,336,389,603.75x = 1,175,541,309,986.40 × 273,395,156,564.21
  4. Step 4: Simplify right side
    783,336,389,603.75x = 321,387,300,491,428,288,790,528
  5. Step 5: Solve for x
    x = 321,387,300,491,428,288,790,528/783,336,389,603.75
  6. Step 6: Final answer
    x = 410,280,059,444.20

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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.