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Finding the Third Proportional to 637,681,594,284 and 1,405,343,005,018

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Solution

The third proportional to 637,681,594,284 and 1,405,343,005,018 is: 3,097,139,668,850.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,681,594,284 : 1,405,343,005,018 = 1,405,343,005,018 : x
  2. Step 2: Convert to fraction form
    637,681,594,284/1,405,343,005,018 = 1,405,343,005,018/x
  3. Step 3: Cross multiply
    637,681,594,284x = 1,405,343,005,018 × 1,405,343,005,018
  4. Step 4: Simplify right side
    637,681,594,284x = 1,974,988,961,753,022,240,653,312
  5. Step 5: Solve for x
    x = 1,974,988,961,753,022,240,653,312/637,681,594,284
  6. Step 6: Final answer
    x = 3,097,139,668,850.84

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.