Home / 6,465,961,809.30-9,698,942,713.95-2,103,894,081.30

Finding the Fourth Proportional to 6,465,961,809.30, 9,698,942,713.95 and 2,103,894,081.30

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Solution

The fourth proportional to 6,465,961,809.30, 9,698,942,713.95 and 2,103,894,081.30 is: 3,155,841,121.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,465,961,809.30 : 9,698,942,713.95 = 2,103,894,081.30 : x
  2. Step 2: Convert to fraction form
    6,465,961,809.30/9,698,942,713.95 = 2,103,894,081.30/x
  3. Step 3: Cross multiply
    6,465,961,809.30x = 9,698,942,713.95 × 2,103,894,081.30
  4. Step 4: Simplify right side
    6,465,961,809.30x = 20,405,548,170,747,166,720
  5. Step 5: Solve for x
    x = 20,405,548,170,747,166,720/6,465,961,809.30
  6. Step 6: Final answer
    x = 3,155,841,121.95

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Double scale
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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.