Home / 2,977,237,363.20-4,465,856,044.80-2,931,320,860.80

Finding the Fourth Proportional to 2,977,237,363.20, 4,465,856,044.80 and 2,931,320,860.80

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Solution

The fourth proportional to 2,977,237,363.20, 4,465,856,044.80 and 2,931,320,860.80 is: 4,396,981,291.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977,237,363.20 : 4,465,856,044.80 = 2,931,320,860.80 : x
  2. Step 2: Convert to fraction form
    2,977,237,363.20/4,465,856,044.80 = 2,931,320,860.80/x
  3. Step 3: Cross multiply
    2,977,237,363.20x = 4,465,856,044.80 × 2,931,320,860.80
  4. Step 4: Simplify right side
    2,977,237,363.20x = 13,090,856,985,452,021,760
  5. Step 5: Solve for x
    x = 13,090,856,985,452,021,760/2,977,237,363.20
  6. Step 6: Final answer
    x = 4,396,981,291.20

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Double scale
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Similar ratio
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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.