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Finding the Third Proportional to 15,783,087,508 and 34,344,634,424

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Solution

The third proportional to 15,783,087,508 and 34,344,634,424 is: 74,735,308,482.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,783,087,508 : 34,344,634,424 = 34,344,634,424 : x
  2. Step 2: Convert to fraction form
    15,783,087,508/34,344,634,424 = 34,344,634,424/x
  3. Step 3: Cross multiply
    15,783,087,508x = 34,344,634,424 × 34,344,634,424
  4. Step 4: Simplify right side
    15,783,087,508x = 1,179,553,913,718,205,841,408
  5. Step 5: Solve for x
    x = 1,179,553,913,718,205,841,408/15,783,087,508
  6. Step 6: Final answer
    x = 74,735,308,482.60

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.