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Finding the Third Proportional to 102,873,484 and 156,721,985

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Solution

The third proportional to 102,873,484 and 156,721,985 is: 238,757,157.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,873,484 : 156,721,985 = 156,721,985 : x
  2. Step 2: Convert to fraction form
    102,873,484/156,721,985 = 156,721,985/x
  3. Step 3: Cross multiply
    102,873,484x = 156,721,985 × 156,721,985
  4. Step 4: Simplify right side
    102,873,484x = 24,561,780,582,340,224
  5. Step 5: Solve for x
    x = 24,561,780,582,340,224/102,873,484
  6. Step 6: Final answer
    x = 238,757,157.11

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.