Home / 413,800,007,404.20-620,700,011,106.30-302,222,906,572.20

Finding the Fourth Proportional to 413,800,007,404.20, 620,700,011,106.30 and 302,222,906,572.20

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Solution

The fourth proportional to 413,800,007,404.20, 620,700,011,106.30 and 302,222,906,572.20 is: 453,334,359,858.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,800,007,404.20 : 620,700,011,106.30 = 302,222,906,572.20 : x
  2. Step 2: Convert to fraction form
    413,800,007,404.20/620,700,011,106.30 = 302,222,906,572.20/x
  3. Step 3: Cross multiply
    413,800,007,404.20x = 620,700,011,106.30 × 302,222,906,572.20
  4. Step 4: Simplify right side
    413,800,007,404.20x = 187,589,761,465,942,815,014,912
  5. Step 5: Solve for x
    x = 187,589,761,465,942,815,014,912/413,800,007,404.20
  6. Step 6: Final answer
    x = 453,334,359,858.30

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Double scale
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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.