Home / 6,721,897,680.05-9,277,032,218.36-3,825,753,538.10

Finding the Fourth Proportional to 6,721,897,680.05, 9,277,032,218.36 and 3,825,753,538.10

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Solution

The fourth proportional to 6,721,897,680.05, 9,277,032,218.36 and 3,825,753,538.10 is: 5,280,002,838.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721,897,680.05 : 9,277,032,218.36 = 3,825,753,538.10 : x
  2. Step 2: Convert to fraction form
    6,721,897,680.05/9,277,032,218.36 = 3,825,753,538.10/x
  3. Step 3: Cross multiply
    6,721,897,680.05x = 9,277,032,218.36 × 3,825,753,538.10
  4. Step 4: Simplify right side
    6,721,897,680.05x = 35,491,638,832,392,945,664
  5. Step 5: Solve for x
    x = 35,491,638,832,392,945,664/6,721,897,680.05
  6. Step 6: Final answer
    x = 5,280,002,838.75

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Double scale
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1.5x scale

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.