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Finding the Third Proportional to 145,879,728 and 230,996,856

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Solution

The third proportional to 145,879,728 and 230,996,856 is: 365,777,673.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,879,728 : 230,996,856 = 230,996,856 : x
  2. Step 2: Convert to fraction form
    145,879,728/230,996,856 = 230,996,856/x
  3. Step 3: Cross multiply
    145,879,728x = 230,996,856 × 230,996,856
  4. Step 4: Simplify right side
    145,879,728x = 53,359,547,481,884,736
  5. Step 5: Solve for x
    x = 53,359,547,481,884,736/145,879,728
  6. Step 6: Final answer
    x = 365,777,673.25

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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.