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Finding the Third Proportional to 58,854,721 and 91,858,236

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Solution

The third proportional to 58,854,721 and 91,858,236 is: 143,368,881.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,854,721 : 91,858,236 = 91,858,236 : x
  2. Step 2: Convert to fraction form
    58,854,721/91,858,236 = 91,858,236/x
  3. Step 3: Cross multiply
    58,854,721x = 91,858,236 × 91,858,236
  4. Step 4: Simplify right side
    58,854,721x = 8,437,935,521,031,696
  5. Step 5: Solve for x
    x = 8,437,935,521,031,696/58,854,721
  6. Step 6: Final answer
    x = 143,368,881.50

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.