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Finding the Third Proportional to 1,935,889,779 and 2,975,601,964.50

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Solution

The third proportional to 1,935,889,779 and 2,975,601,964.50 is: 4,573,714,447.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935,889,779 : 2,975,601,964.50 = 2,975,601,964.50 : x
  2. Step 2: Convert to fraction form
    1,935,889,779/2,975,601,964.50 = 2,975,601,964.50/x
  3. Step 3: Cross multiply
    1,935,889,779x = 2,975,601,964.50 × 2,975,601,964.50
  4. Step 4: Simplify right side
    1,935,889,779x = 8,854,207,051,136,259,072
  5. Step 5: Solve for x
    x = 8,854,207,051,136,259,072/1,935,889,779
  6. Step 6: Final answer
    x = 4,573,714,447.58

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.