Home / 5,209,196,498.16-7,188,689,517.72-2,862,504,207.60

Finding the Fourth Proportional to 5,209,196,498.16, 7,188,689,517.72 and 2,862,504,207.60

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Solution

The fourth proportional to 5,209,196,498.16, 7,188,689,517.72 and 2,862,504,207.60 is: 3,950,254,899.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,209,196,498.16 : 7,188,689,517.72 = 2,862,504,207.60 : x
  2. Step 2: Convert to fraction form
    5,209,196,498.16/7,188,689,517.72 = 2,862,504,207.60/x
  3. Step 3: Cross multiply
    5,209,196,498.16x = 7,188,689,517.72 × 2,862,504,207.60
  4. Step 4: Simplify right side
    5,209,196,498.16x = 20,577,653,991,603,515,392
  5. Step 5: Solve for x
    x = 20,577,653,991,603,515,392/5,209,196,498.16
  6. Step 6: Final answer
    x = 3,950,254,899.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.