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Finding the Fourth Proportional to 1,797,359,706.60, 2,696,039,559.90 and 1,490,997,748.20

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Solution

The fourth proportional to 1,797,359,706.60, 2,696,039,559.90 and 1,490,997,748.20 is: 2,236,496,622.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,359,706.60 : 2,696,039,559.90 = 1,490,997,748.20 : x
  2. Step 2: Convert to fraction form
    1,797,359,706.60/2,696,039,559.90 = 1,490,997,748.20/x
  3. Step 3: Cross multiply
    1,797,359,706.60x = 2,696,039,559.90 × 1,490,997,748.20
  4. Step 4: Simplify right side
    1,797,359,706.60x = 4,019,788,912,869,019,136
  5. Step 5: Solve for x
    x = 4,019,788,912,869,019,136/1,797,359,706.60
  6. Step 6: Final answer
    x = 2,236,496,622.30

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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.