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Finding the Fourth Proportional to 2,803,371,812.10, 4,205,057,718.15 and 2,803,371,812.10

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Solution

The fourth proportional to 2,803,371,812.10, 4,205,057,718.15 and 2,803,371,812.10 is: 4,205,057,718.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803,371,812.10 : 4,205,057,718.15 = 2,803,371,812.10 : x
  2. Step 2: Convert to fraction form
    2,803,371,812.10/4,205,057,718.15 = 2,803,371,812.10/x
  3. Step 3: Cross multiply
    2,803,371,812.10x = 4,205,057,718.15 × 2,803,371,812.10
  4. Step 4: Simplify right side
    2,803,371,812.10x = 11,788,340,275,315,257,344
  5. Step 5: Solve for x
    x = 11,788,340,275,315,257,344/2,803,371,812.10
  6. Step 6: Final answer
    x = 4,205,057,718.15

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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.