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Finding the Third Proportional to 64,808,868 and 152,987,438

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Solution

The third proportional to 64,808,868 and 152,987,438 is: 361,141,259.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,808,868 : 152,987,438 = 152,987,438 : x
  2. Step 2: Convert to fraction form
    64,808,868/152,987,438 = 152,987,438/x
  3. Step 3: Cross multiply
    64,808,868x = 152,987,438 × 152,987,438
  4. Step 4: Simplify right side
    64,808,868x = 23,405,156,185,803,844
  5. Step 5: Solve for x
    x = 23,405,156,185,803,844/64,808,868
  6. Step 6: Final answer
    x = 361,141,259.03

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.