Home / 21,730,175,770.20-32,595,263,655.30-11,812,211,251.80

Finding the Fourth Proportional to 21,730,175,770.20, 32,595,263,655.30 and 11,812,211,251.80

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Solution

The fourth proportional to 21,730,175,770.20, 32,595,263,655.30 and 11,812,211,251.80 is: 17,718,316,877.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,730,175,770.20 : 32,595,263,655.30 = 11,812,211,251.80 : x
  2. Step 2: Convert to fraction form
    21,730,175,770.20/32,595,263,655.30 = 11,812,211,251.80/x
  3. Step 3: Cross multiply
    21,730,175,770.20x = 32,595,263,655.30 × 11,812,211,251.80
  4. Step 4: Simplify right side
    21,730,175,770.20x = 385,022,140,104,522,203,136
  5. Step 5: Solve for x
    x = 385,022,140,104,522,203,136/21,730,175,770.20
  6. Step 6: Final answer
    x = 17,718,316,877.70

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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.