Home / 8,621,154,136.20-12,931,731,204.30-8,621,154,136.20

Finding the Fourth Proportional to 8,621,154,136.20, 12,931,731,204.30 and 8,621,154,136.20

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Solution

The fourth proportional to 8,621,154,136.20, 12,931,731,204.30 and 8,621,154,136.20 is: 12,931,731,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,621,154,136.20 : 12,931,731,204.30 = 8,621,154,136.20 : x
  2. Step 2: Convert to fraction form
    8,621,154,136.20/12,931,731,204.30 = 8,621,154,136.20/x
  3. Step 3: Cross multiply
    8,621,154,136.20x = 12,931,731,204.30 × 8,621,154,136.20
  4. Step 4: Simplify right side
    8,621,154,136.20x = 111,486,447,960,177,557,504
  5. Step 5: Solve for x
    x = 111,486,447,960,177,557,504/8,621,154,136.20
  6. Step 6: Final answer
    x = 12,931,731,204.30

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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.