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Finding the Third Proportional to 65,613,366 and 153,302,439

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Solution

The third proportional to 65,613,366 and 153,302,439 is: 358,183,693.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,613,366 : 153,302,439 = 153,302,439 : x
  2. Step 2: Convert to fraction form
    65,613,366/153,302,439 = 153,302,439/x
  3. Step 3: Cross multiply
    65,613,366x = 153,302,439 × 153,302,439
  4. Step 4: Simplify right side
    65,613,366x = 23,501,637,803,348,720
  5. Step 5: Solve for x
    x = 23,501,637,803,348,720/65,613,366
  6. Step 6: Final answer
    x = 358,183,693.90

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.