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Finding the Fourth Proportional to 236,572,079.10, 354,858,118.65 and 236,572,079.10

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Solution

The fourth proportional to 236,572,079.10, 354,858,118.65 and 236,572,079.10 is: 354,858,118.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,572,079.10 : 354,858,118.65 = 236,572,079.10 : x
  2. Step 2: Convert to fraction form
    236,572,079.10/354,858,118.65 = 236,572,079.10/x
  3. Step 3: Cross multiply
    236,572,079.10x = 354,858,118.65 × 236,572,079.10
  4. Step 4: Simplify right side
    236,572,079.10x = 83,949,522,914,544,976
  5. Step 5: Solve for x
    x = 83,949,522,914,544,976/236,572,079.10
  6. Step 6: Final answer
    x = 354,858,118.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.