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Finding the Fourth Proportional to 244,608,639.40, 366,912,959.10 and 225,901,916.20

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Solution

The fourth proportional to 244,608,639.40, 366,912,959.10 and 225,901,916.20 is: 338,852,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,608,639.40 : 366,912,959.10 = 225,901,916.20 : x
  2. Step 2: Convert to fraction form
    244,608,639.40/366,912,959.10 = 225,901,916.20/x
  3. Step 3: Cross multiply
    244,608,639.40x = 366,912,959.10 × 225,901,916.20
  4. Step 4: Simplify right side
    244,608,639.40x = 82,886,340,539,302,224
  5. Step 5: Solve for x
    x = 82,886,340,539,302,224/244,608,639.40
  6. Step 6: Final answer
    x = 338,852,874.30

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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.