Home / 71,741,754,062.80-107,612,631,094.20-66,517,476,456.40

Finding the Fourth Proportional to 71,741,754,062.80, 107,612,631,094.20 and 66,517,476,456.40

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Solution

The fourth proportional to 71,741,754,062.80, 107,612,631,094.20 and 66,517,476,456.40 is: 99,776,214,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,741,754,062.80 : 107,612,631,094.20 = 66,517,476,456.40 : x
  2. Step 2: Convert to fraction form
    71,741,754,062.80/107,612,631,094.20 = 66,517,476,456.40/x
  3. Step 3: Cross multiply
    71,741,754,062.80x = 107,612,631,094.20 × 66,517,476,456.40
  4. Step 4: Simplify right side
    71,741,754,062.80x = 7,158,120,655,219,706,560,512
  5. Step 5: Solve for x
    x = 7,158,120,655,219,706,560,512/71,741,754,062.80
  6. Step 6: Final answer
    x = 99,776,214,684.60

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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.