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Finding the Third Proportional to 312,758,262 and 424,284,927

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Solution

The third proportional to 312,758,262 and 424,284,927 is: 575,580,955.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,758,262 : 424,284,927 = 424,284,927 : x
  2. Step 2: Convert to fraction form
    312,758,262/424,284,927 = 424,284,927/x
  3. Step 3: Cross multiply
    312,758,262x = 424,284,927 × 424,284,927
  4. Step 4: Simplify right side
    312,758,262x = 180,017,699,279,395,328
  5. Step 5: Solve for x
    x = 180,017,699,279,395,328/312,758,262
  6. Step 6: Final answer
    x = 575,580,955.49

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.