Home / 28,002,349,212.80-42,003,523,819.20-23,165,055,132.80

Finding the Fourth Proportional to 28,002,349,212.80, 42,003,523,819.20 and 23,165,055,132.80

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Solution

The fourth proportional to 28,002,349,212.80, 42,003,523,819.20 and 23,165,055,132.80 is: 34,747,582,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,002,349,212.80 : 42,003,523,819.20 = 23,165,055,132.80 : x
  2. Step 2: Convert to fraction form
    28,002,349,212.80/42,003,523,819.20 = 23,165,055,132.80/x
  3. Step 3: Cross multiply
    28,002,349,212.80x = 42,003,523,819.20 × 23,165,055,132.80
  4. Step 4: Simplify right side
    28,002,349,212.80x = 973,013,945,043,645,890,560
  5. Step 5: Solve for x
    x = 973,013,945,043,645,890,560/28,002,349,212.80
  6. Step 6: Final answer
    x = 34,747,582,699.20

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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.