Home / 6,427,329,168.80-9,640,993,753.20-1,769,921,962.40

Finding the Fourth Proportional to 6,427,329,168.80, 9,640,993,753.20 and 1,769,921,962.40

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Solution

The fourth proportional to 6,427,329,168.80, 9,640,993,753.20 and 1,769,921,962.40 is: 2,654,882,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427,329,168.80 : 9,640,993,753.20 = 1,769,921,962.40 : x
  2. Step 2: Convert to fraction form
    6,427,329,168.80/9,640,993,753.20 = 1,769,921,962.40/x
  3. Step 3: Cross multiply
    6,427,329,168.80x = 9,640,993,753.20 × 1,769,921,962.40
  4. Step 4: Simplify right side
    6,427,329,168.80x = 17,063,806,583,149,887,488
  5. Step 5: Solve for x
    x = 17,063,806,583,149,887,488/6,427,329,168.80
  6. Step 6: Final answer
    x = 2,654,882,943.60

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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.