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Finding the Third Proportional to 273,051,653 and 399,358,699

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Solution

The third proportional to 273,051,653 and 399,358,699 is: 584,092,308.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,051,653 : 399,358,699 = 399,358,699 : x
  2. Step 2: Convert to fraction form
    273,051,653/399,358,699 = 399,358,699/x
  3. Step 3: Cross multiply
    273,051,653x = 399,358,699 × 399,358,699
  4. Step 4: Simplify right side
    273,051,653x = 159,487,370,466,972,608
  5. Step 5: Solve for x
    x = 159,487,370,466,972,608/273,051,653
  6. Step 6: Final answer
    x = 584,092,308.96

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.