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Finding the Third Proportional to 558,029,914 and 870,952,118

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Solution

The third proportional to 558,029,914 and 870,952,118 is: 1,359,349,333.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,029,914 : 870,952,118 = 870,952,118 : x
  2. Step 2: Convert to fraction form
    558,029,914/870,952,118 = 870,952,118/x
  3. Step 3: Cross multiply
    558,029,914x = 870,952,118 × 870,952,118
  4. Step 4: Simplify right side
    558,029,914x = 758,557,591,848,685,952
  5. Step 5: Solve for x
    x = 758,557,591,848,685,952/558,029,914
  6. Step 6: Final answer
    x = 1,359,349,333.82

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.