Home / 11,956,976,266.40-17,935,464,399.60-7,829,151,984.80

Finding the Fourth Proportional to 11,956,976,266.40, 17,935,464,399.60 and 7,829,151,984.80

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Solution

The fourth proportional to 11,956,976,266.40, 17,935,464,399.60 and 7,829,151,984.80 is: 11,743,727,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,956,976,266.40 : 17,935,464,399.60 = 7,829,151,984.80 : x
  2. Step 2: Convert to fraction form
    11,956,976,266.40/17,935,464,399.60 = 7,829,151,984.80/x
  3. Step 3: Cross multiply
    11,956,976,266.40x = 17,935,464,399.60 × 7,829,151,984.80
  4. Step 4: Simplify right side
    11,956,976,266.40x = 140,419,476,702,438,064,128
  5. Step 5: Solve for x
    x = 140,419,476,702,438,064,128/11,956,976,266.40
  6. Step 6: Final answer
    x = 11,743,727,977.20

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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.