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Finding the Third Proportional to 1,849,780,982 and 4,316,304,786.50

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Solution

The third proportional to 1,849,780,982 and 4,316,304,786.50 is: 10,071,725,891.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849,780,982 : 4,316,304,786.50 = 4,316,304,786.50 : x
  2. Step 2: Convert to fraction form
    1,849,780,982/4,316,304,786.50 = 4,316,304,786.50/x
  3. Step 3: Cross multiply
    1,849,780,982x = 4,316,304,786.50 × 4,316,304,786.50
  4. Step 4: Simplify right side
    1,849,780,982x = 18,630,487,009,962,811,392
  5. Step 5: Solve for x
    x = 18,630,487,009,962,811,392/1,849,780,982
  6. Step 6: Final answer
    x = 10,071,725,891.47

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.