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Finding the Third Proportional to 28,709,448,484,478 and 61,773,214,969,035

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Solution

The third proportional to 28,709,448,484,478 and 61,773,214,969,035 is: 132,915,478,668,067.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,709,448,484,478 : 61,773,214,969,035 = 61,773,214,969,035 : x
  2. Step 2: Convert to fraction form
    28,709,448,484,478/61,773,214,969,035 = 61,773,214,969,035/x
  3. Step 3: Cross multiply
    28,709,448,484,478x = 61,773,214,969,035 × 61,773,214,969,035
  4. Step 4: Simplify right side
    28,709,448,484,478x = 3,815,930,087,610,609,818,578,976,768
  5. Step 5: Solve for x
    x = 3,815,930,087,610,609,818,578,976,768/28,709,448,484,478
  6. Step 6: Final answer
    x = 132,915,478,668,067.20

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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.