Home / 21,911,087,516.24-30,234,749,850.32-12,266,345,617.60

Finding the Fourth Proportional to 21,911,087,516.24, 30,234,749,850.32 and 12,266,345,617.60

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Solution

The fourth proportional to 21,911,087,516.24, 30,234,749,850.32 and 12,266,345,617.60 is: 16,926,128,885.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,911,087,516.24 : 30,234,749,850.32 = 12,266,345,617.60 : x
  2. Step 2: Convert to fraction form
    21,911,087,516.24/30,234,749,850.32 = 12,266,345,617.60/x
  3. Step 3: Cross multiply
    21,911,087,516.24x = 30,234,749,850.32 × 12,266,345,617.60
  4. Step 4: Simplify right side
    21,911,087,516.24x = 370,869,891,325,704,994,816
  5. Step 5: Solve for x
    x = 370,869,891,325,704,994,816/21,911,087,516.24
  6. Step 6: Final answer
    x = 16,926,128,885.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.