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Finding the Third Proportional to 255,328,262 and 404,368,158

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Solution

The third proportional to 255,328,262 and 404,368,158 is: 640,405,437.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,328,262 : 404,368,158 = 404,368,158 : x
  2. Step 2: Convert to fraction form
    255,328,262/404,368,158 = 404,368,158/x
  3. Step 3: Cross multiply
    255,328,262x = 404,368,158 × 404,368,158
  4. Step 4: Simplify right side
    255,328,262x = 163,513,607,204,312,960
  5. Step 5: Solve for x
    x = 163,513,607,204,312,960/255,328,262
  6. Step 6: Final answer
    x = 640,405,437.00

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.