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Finding the Third Proportional to 41,634,644.63 and 90,219,538.13

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Solution

The third proportional to 41,634,644.63 and 90,219,538.13 is: 195,499,808.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,634,644.63 : 90,219,538.13 = 90,219,538.13 : x
  2. Step 2: Convert to fraction form
    41,634,644.63/90,219,538.13 = 90,219,538.13/x
  3. Step 3: Cross multiply
    41,634,644.63x = 90,219,538.13 × 90,219,538.13
  4. Step 4: Simplify right side
    41,634,644.63x = 8,139,565,059,488,329
  5. Step 5: Solve for x
    x = 8,139,565,059,488,329/41,634,644.63
  6. Step 6: Final answer
    x = 195,499,808.70

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.