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Finding the Third Proportional to 38,310,599 and 85,124,254

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Solution

The third proportional to 38,310,599 and 85,124,254 is: 189,141,877.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,310,599 : 85,124,254 = 85,124,254 : x
  2. Step 2: Convert to fraction form
    38,310,599/85,124,254 = 85,124,254/x
  3. Step 3: Cross multiply
    38,310,599x = 85,124,254 × 85,124,254
  4. Step 4: Simplify right side
    38,310,599x = 7,246,138,619,056,516
  5. Step 5: Solve for x
    x = 7,246,138,619,056,516/38,310,599
  6. Step 6: Final answer
    x = 189,141,877.40

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.