Home / 551,578,371.20-827,611,244.19-289,200,192.23

Finding the Fourth Proportional to 551,578,371.20, 827,611,244.19 and 289,200,192.23

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Solution

The fourth proportional to 551,578,371.20, 827,611,244.19 and 289,200,192.23 is: 433,928,057.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,578,371.20 : 827,611,244.19 = 289,200,192.23 : x
  2. Step 2: Convert to fraction form
    551,578,371.20/827,611,244.19 = 289,200,192.23/x
  3. Step 3: Cross multiply
    551,578,371.20x = 827,611,244.19 × 289,200,192.23
  4. Step 4: Simplify right side
    551,578,371.20x = 239,345,330,911,457,504
  5. Step 5: Solve for x
    x = 239,345,330,911,457,504/551,578,371.20
  6. Step 6: Final answer
    x = 433,928,057.02

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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.