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Finding the Third Proportional to 151,576,068 and 328,879,368

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Solution

The third proportional to 151,576,068 and 328,879,368 is: 713,579,921.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,576,068 : 328,879,368 = 328,879,368 : x
  2. Step 2: Convert to fraction form
    151,576,068/328,879,368 = 328,879,368/x
  3. Step 3: Cross multiply
    151,576,068x = 328,879,368 × 328,879,368
  4. Step 4: Simplify right side
    151,576,068x = 108,161,638,696,079,424
  5. Step 5: Solve for x
    x = 108,161,638,696,079,424/151,576,068
  6. Step 6: Final answer
    x = 713,579,921.44

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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.