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Finding the Third Proportional to 1,405,263,492 and 3,124,723,843.50

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Solution

The third proportional to 1,405,263,492 and 3,124,723,843.50 is: 6,948,091,339.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,263,492 : 3,124,723,843.50 = 3,124,723,843.50 : x
  2. Step 2: Convert to fraction form
    1,405,263,492/3,124,723,843.50 = 3,124,723,843.50/x
  3. Step 3: Cross multiply
    1,405,263,492x = 3,124,723,843.50 × 3,124,723,843.50
  4. Step 4: Simplify right side
    1,405,263,492x = 9,763,899,098,137,411,584
  5. Step 5: Solve for x
    x = 9,763,899,098,137,411,584/1,405,263,492
  6. Step 6: Final answer
    x = 6,948,091,339.26

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.