Home / 7,418,368,422.40-11,127,552,633.60-6,857,799,692.80

Finding the Fourth Proportional to 7,418,368,422.40, 11,127,552,633.60 and 6,857,799,692.80

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Solution

The fourth proportional to 7,418,368,422.40, 11,127,552,633.60 and 6,857,799,692.80 is: 10,286,699,539.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418,368,422.40 : 11,127,552,633.60 = 6,857,799,692.80 : x
  2. Step 2: Convert to fraction form
    7,418,368,422.40/11,127,552,633.60 = 6,857,799,692.80/x
  3. Step 3: Cross multiply
    7,418,368,422.40x = 11,127,552,633.60 × 6,857,799,692.80
  4. Step 4: Simplify right side
    7,418,368,422.40x = 76,310,527,032,317,919,232
  5. Step 5: Solve for x
    x = 76,310,527,032,317,919,232/7,418,368,422.40
  6. Step 6: Final answer
    x = 10,286,699,539.20

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Double scale
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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.