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Finding the Fourth Proportional to 363,754,808.40, 545,632,212.60 and 179,610,501.90

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Solution

The fourth proportional to 363,754,808.40, 545,632,212.60 and 179,610,501.90 is: 269,415,752.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,754,808.40 : 545,632,212.60 = 179,610,501.90 : x
  2. Step 2: Convert to fraction form
    363,754,808.40/545,632,212.60 = 179,610,501.90/x
  3. Step 3: Cross multiply
    363,754,808.40x = 545,632,212.60 × 179,610,501.90
  4. Step 4: Simplify right side
    363,754,808.40x = 98,001,275,557,893,504
  5. Step 5: Solve for x
    x = 98,001,275,557,893,504/363,754,808.40
  6. Step 6: Final answer
    x = 269,415,752.85

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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.