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Finding the Fourth Proportional to 8,088,348,742.80, 11,338,976,478 and 8,088,348,742.80

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Solution

The fourth proportional to 8,088,348,742.80, 11,338,976,478 and 8,088,348,742.80 is: 11,338,976,478

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088,348,742.80 : 11,338,976,478 = 8,088,348,742.80 : x
  2. Step 2: Convert to fraction form
    8,088,348,742.80/11,338,976,478 = 8,088,348,742.80/x
  3. Step 3: Cross multiply
    8,088,348,742.80x = 11,338,976,478 × 8,088,348,742.80
  4. Step 4: Simplify right side
    8,088,348,742.80x = 91,713,596,140,470,075,392
  5. Step 5: Solve for x
    x = 91,713,596,140,470,075,392/8,088,348,742.80
  6. Step 6: Final answer
    x = 11,338,976,478

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.