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Finding the Third Proportional to 931,416,963 and 1,890,203,139

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Solution

The third proportional to 931,416,963 and 1,890,203,139 is: 3,835,948,934.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,416,963 : 1,890,203,139 = 1,890,203,139 : x
  2. Step 2: Convert to fraction form
    931,416,963/1,890,203,139 = 1,890,203,139/x
  3. Step 3: Cross multiply
    931,416,963x = 1,890,203,139 × 1,890,203,139
  4. Step 4: Simplify right side
    931,416,963x = 3,572,867,906,685,453,312
  5. Step 5: Solve for x
    x = 3,572,867,906,685,453,312/931,416,963
  6. Step 6: Final answer
    x = 3,835,948,934.38

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.