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Finding the Third Proportional to 908,917,459.50 and 1,963,117,248

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Solution

The third proportional to 908,917,459.50 and 1,963,117,248 is: 4,240,021,235.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,917,459.50 : 1,963,117,248 = 1,963,117,248 : x
  2. Step 2: Convert to fraction form
    908,917,459.50/1,963,117,248 = 1,963,117,248/x
  3. Step 3: Cross multiply
    908,917,459.50x = 1,963,117,248 × 1,963,117,248
  4. Step 4: Simplify right side
    908,917,459.50x = 3,853,829,329,395,093,504
  5. Step 5: Solve for x
    x = 3,853,829,329,395,093,504/908,917,459.50
  6. Step 6: Final answer
    x = 4,240,021,235.28

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.