Home / 7,788,359,915.20-11,682,539,872.80-2,267,798,046.40

Finding the Fourth Proportional to 7,788,359,915.20, 11,682,539,872.80 and 2,267,798,046.40

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Solution

The fourth proportional to 7,788,359,915.20, 11,682,539,872.80 and 2,267,798,046.40 is: 3,401,697,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788,359,915.20 : 11,682,539,872.80 = 2,267,798,046.40 : x
  2. Step 2: Convert to fraction form
    7,788,359,915.20/11,682,539,872.80 = 2,267,798,046.40/x
  3. Step 3: Cross multiply
    7,788,359,915.20x = 11,682,539,872.80 × 2,267,798,046.40
  4. Step 4: Simplify right side
    7,788,359,915.20x = 26,493,641,100,525,944,832
  5. Step 5: Solve for x
    x = 26,493,641,100,525,944,832/7,788,359,915.20
  6. Step 6: Final answer
    x = 3,401,697,069.60

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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.