Home / 1,515,845,806-3,298,613,276

Finding the Third Proportional to 1,515,845,806 and 3,298,613,276

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Solution

The third proportional to 1,515,845,806 and 3,298,613,276 is: 7,178,071,477.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,845,806 : 3,298,613,276 = 3,298,613,276 : x
  2. Step 2: Convert to fraction form
    1,515,845,806/3,298,613,276 = 3,298,613,276/x
  3. Step 3: Cross multiply
    1,515,845,806x = 3,298,613,276 × 3,298,613,276
  4. Step 4: Simplify right side
    1,515,845,806x = 10,880,849,544,603,451,392
  5. Step 5: Solve for x
    x = 10,880,849,544,603,451,392/1,515,845,806
  6. Step 6: Final answer
    x = 7,178,071,477.68

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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.