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Finding the Third Proportional to 487,185,135.25 and 1,136,804,599.25

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Solution

The third proportional to 487,185,135.25 and 1,136,804,599.25 is: 2,652,635,729.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,185,135.25 : 1,136,804,599.25 = 1,136,804,599.25 : x
  2. Step 2: Convert to fraction form
    487,185,135.25/1,136,804,599.25 = 1,136,804,599.25/x
  3. Step 3: Cross multiply
    487,185,135.25x = 1,136,804,599.25 × 1,136,804,599.25
  4. Step 4: Simplify right side
    487,185,135.25x = 1,292,324,696,875,953,152
  5. Step 5: Solve for x
    x = 1,292,324,696,875,953,152/487,185,135.25
  6. Step 6: Final answer
    x = 2,652,635,729.97

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.