Home / 2,019,335,404.20-3,029,003,106.30-1,330,020,997.80

Finding the Fourth Proportional to 2,019,335,404.20, 3,029,003,106.30 and 1,330,020,997.80

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Solution

The fourth proportional to 2,019,335,404.20, 3,029,003,106.30 and 1,330,020,997.80 is: 1,995,031,496.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,335,404.20 : 3,029,003,106.30 = 1,330,020,997.80 : x
  2. Step 2: Convert to fraction form
    2,019,335,404.20/3,029,003,106.30 = 1,330,020,997.80/x
  3. Step 3: Cross multiply
    2,019,335,404.20x = 3,029,003,106.30 × 1,330,020,997.80
  4. Step 4: Simplify right side
    2,019,335,404.20x = 4,028,637,733,780,425,728
  5. Step 5: Solve for x
    x = 4,028,637,733,780,425,728/2,019,335,404.20
  6. Step 6: Final answer
    x = 1,995,031,496.70

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Double scale
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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.