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Finding the Third Proportional to 154,569,643 and 333,352,382

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Solution

The third proportional to 154,569,643 and 333,352,382 is: 718,923,900.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,569,643 : 333,352,382 = 333,352,382 : x
  2. Step 2: Convert to fraction form
    154,569,643/333,352,382 = 333,352,382/x
  3. Step 3: Cross multiply
    154,569,643x = 333,352,382 × 333,352,382
  4. Step 4: Simplify right side
    154,569,643x = 111,123,810,585,073,920
  5. Step 5: Solve for x
    x = 111,123,810,585,073,920/154,569,643
  6. Step 6: Final answer
    x = 718,923,900.12

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.