Home / 2,605,800,789,411.80-3,909,266,630,644.50-792,629,280,981.32

Finding the Fourth Proportional to 2,605,800,789,411.80, 3,909,266,630,644.50 and 792,629,280,981.32

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Solution

The fourth proportional to 2,605,800,789,411.80, 3,909,266,630,644.50 and 792,629,280,981.32 is: 1,189,115,918,301.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605,800,789,411.80 : 3,909,266,630,644.50 = 792,629,280,981.32 : x
  2. Step 2: Convert to fraction form
    2,605,800,789,411.80/3,909,266,630,644.50 = 792,629,280,981.32/x
  3. Step 3: Cross multiply
    2,605,800,789,411.80x = 3,909,266,630,644.50 × 792,629,280,981.32
  4. Step 4: Simplify right side
    2,605,800,789,411.80x = 3,098,599,198,612,017,391,861,760
  5. Step 5: Solve for x
    x = 3,098,599,198,612,017,391,861,760/2,605,800,789,411.80
  6. Step 6: Final answer
    x = 1,189,115,918,301.44

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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.