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Finding the Third Proportional to 150,887,320 and 330,020,964

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Solution

The third proportional to 150,887,320 and 330,020,964 is: 721,822,328.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,887,320 : 330,020,964 = 330,020,964 : x
  2. Step 2: Convert to fraction form
    150,887,320/330,020,964 = 330,020,964/x
  3. Step 3: Cross multiply
    150,887,320x = 330,020,964 × 330,020,964
  4. Step 4: Simplify right side
    150,887,320x = 108,913,836,679,489,296
  5. Step 5: Solve for x
    x = 108,913,836,679,489,296/150,887,320
  6. Step 6: Final answer
    x = 721,822,328.61

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.