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Finding the Fourth Proportional to 18,884,016,009.40, 26,476,320,765.80 and 18,884,016,009.40

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Solution

The fourth proportional to 18,884,016,009.40, 26,476,320,765.80 and 18,884,016,009.40 is: 26,476,320,765.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,884,016,009.40 : 26,476,320,765.80 = 18,884,016,009.40 : x
  2. Step 2: Convert to fraction form
    18,884,016,009.40/26,476,320,765.80 = 18,884,016,009.40/x
  3. Step 3: Cross multiply
    18,884,016,009.40x = 26,476,320,765.80 × 18,884,016,009.40
  4. Step 4: Simplify right side
    18,884,016,009.40x = 499,979,265,211,376,926,720
  5. Step 5: Solve for x
    x = 499,979,265,211,376,926,720/18,884,016,009.40
  6. Step 6: Final answer
    x = 26,476,320,765.80

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1.5x scale

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.