Home / 6,718,986,166.80-10,078,479,250.20-5,331,287,427.60

Finding the Fourth Proportional to 6,718,986,166.80, 10,078,479,250.20 and 5,331,287,427.60

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Solution

The fourth proportional to 6,718,986,166.80, 10,078,479,250.20 and 5,331,287,427.60 is: 7,996,931,141.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718,986,166.80 : 10,078,479,250.20 = 5,331,287,427.60 : x
  2. Step 2: Convert to fraction form
    6,718,986,166.80/10,078,479,250.20 = 5,331,287,427.60/x
  3. Step 3: Cross multiply
    6,718,986,166.80x = 10,078,479,250.20 × 5,331,287,427.60
  4. Step 4: Simplify right side
    6,718,986,166.80x = 53,731,269,715,918,741,504
  5. Step 5: Solve for x
    x = 53,731,269,715,918,741,504/6,718,986,166.80
  6. Step 6: Final answer
    x = 7,996,931,141.40

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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.