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Finding the Third Proportional to 115,553,439 and 179,501,061

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Solution

The third proportional to 115,553,439 and 179,501,061 is: 278,837,490.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,553,439 : 179,501,061 = 179,501,061 : x
  2. Step 2: Convert to fraction form
    115,553,439/179,501,061 = 179,501,061/x
  3. Step 3: Cross multiply
    115,553,439x = 179,501,061 × 179,501,061
  4. Step 4: Simplify right side
    115,553,439x = 32,220,630,900,125,720
  5. Step 5: Solve for x
    x = 32,220,630,900,125,720/115,553,439
  6. Step 6: Final answer
    x = 278,837,490.07

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.