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Finding the Third Proportional to 404,537,138 and 887,815,492

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Solution

The third proportional to 404,537,138 and 887,815,492 is: 1,948,440,016.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,537,138 : 887,815,492 = 887,815,492 : x
  2. Step 2: Convert to fraction form
    404,537,138/887,815,492 = 887,815,492/x
  3. Step 3: Cross multiply
    404,537,138x = 887,815,492 × 887,815,492
  4. Step 4: Simplify right side
    404,537,138x = 788,216,347,835,202,048
  5. Step 5: Solve for x
    x = 788,216,347,835,202,048/404,537,138
  6. Step 6: Final answer
    x = 1,948,440,016.49

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.