Home / 3,984,138,049.40-5,976,207,074.10-2,759,697,985.40

Finding the Fourth Proportional to 3,984,138,049.40, 5,976,207,074.10 and 2,759,697,985.40

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Solution

The fourth proportional to 3,984,138,049.40, 5,976,207,074.10 and 2,759,697,985.40 is: 4,139,546,978.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,138,049.40 : 5,976,207,074.10 = 2,759,697,985.40 : x
  2. Step 2: Convert to fraction form
    3,984,138,049.40/5,976,207,074.10 = 2,759,697,985.40/x
  3. Step 3: Cross multiply
    3,984,138,049.40x = 5,976,207,074.10 × 2,759,697,985.40
  4. Step 4: Simplify right side
    3,984,138,049.40x = 16,492,526,622,727,000,064
  5. Step 5: Solve for x
    x = 16,492,526,622,727,000,064/3,984,138,049.40
  6. Step 6: Final answer
    x = 4,139,546,978.10

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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.