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Finding the Third Proportional to 187,779,982 and 403,326,097

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Solution

The third proportional to 187,779,982 and 403,326,097 is: 866,290,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,779,982 : 403,326,097 = 403,326,097 : x
  2. Step 2: Convert to fraction form
    187,779,982/403,326,097 = 403,326,097/x
  3. Step 3: Cross multiply
    187,779,982x = 403,326,097 × 403,326,097
  4. Step 4: Simplify right side
    187,779,982x = 162,671,940,521,253,408
  5. Step 5: Solve for x
    x = 162,671,940,521,253,408/187,779,982
  6. Step 6: Final answer
    x = 866,290,106.05

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.