Home / 7,665,974,272.40-11,498,961,408.60-4,910,984,128.40

Finding the Fourth Proportional to 7,665,974,272.40, 11,498,961,408.60 and 4,910,984,128.40

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Solution

The fourth proportional to 7,665,974,272.40, 11,498,961,408.60 and 4,910,984,128.40 is: 7,366,476,192.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665,974,272.40 : 11,498,961,408.60 = 4,910,984,128.40 : x
  2. Step 2: Convert to fraction form
    7,665,974,272.40/11,498,961,408.60 = 4,910,984,128.40/x
  3. Step 3: Cross multiply
    7,665,974,272.40x = 11,498,961,408.60 × 4,910,984,128.40
  4. Step 4: Simplify right side
    7,665,974,272.40x = 56,471,216,970,718,707,712
  5. Step 5: Solve for x
    x = 56,471,216,970,718,707,712/7,665,974,272.40
  6. Step 6: Final answer
    x = 7,366,476,192.60

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Double scale
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Similar ratio
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1.5x scale

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.