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Finding the Third Proportional to 38,310,592.50 and 85,124,240.50

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Solution

The third proportional to 38,310,592.50 and 85,124,240.50 is: 189,141,849.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,310,592.50 : 85,124,240.50 = 85,124,240.50 : x
  2. Step 2: Convert to fraction form
    38,310,592.50/85,124,240.50 = 85,124,240.50/x
  3. Step 3: Cross multiply
    38,310,592.50x = 85,124,240.50 × 85,124,240.50
  4. Step 4: Simplify right side
    38,310,592.50x = 7,246,136,320,701,840
  5. Step 5: Solve for x
    x = 7,246,136,320,701,840/38,310,592.50
  6. Step 6: Final answer
    x = 189,141,849.50

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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.