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Finding the Fourth Proportional to 168,496,472.30, 236,575,305.70 and 168,496,472.30

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Solution

The fourth proportional to 168,496,472.30, 236,575,305.70 and 168,496,472.30 is: 236,575,305.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,496,472.30 : 236,575,305.70 = 168,496,472.30 : x
  2. Step 2: Convert to fraction form
    168,496,472.30/236,575,305.70 = 168,496,472.30/x
  3. Step 3: Cross multiply
    168,496,472.30x = 236,575,305.70 × 168,496,472.30
  4. Step 4: Simplify right side
    168,496,472.30x = 39,862,104,443,744,080
  5. Step 5: Solve for x
    x = 39,862,104,443,744,080/168,496,472.30
  6. Step 6: Final answer
    x = 236,575,305.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.