Home / 354,334,562.10-531,501,843.15-331,659,746.10

Finding the Fourth Proportional to 354,334,562.10, 531,501,843.15 and 331,659,746.10

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Solution

The fourth proportional to 354,334,562.10, 531,501,843.15 and 331,659,746.10 is: 497,489,619.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,334,562.10 : 531,501,843.15 = 331,659,746.10 : x
  2. Step 2: Convert to fraction form
    354,334,562.10/531,501,843.15 = 331,659,746.10/x
  3. Step 3: Cross multiply
    354,334,562.10x = 531,501,843.15 × 331,659,746.10
  4. Step 4: Simplify right side
    354,334,562.10x = 176,277,766,350,811,040
  5. Step 5: Solve for x
    x = 176,277,766,350,811,040/354,334,562.10
  6. Step 6: Final answer
    x = 497,489,619.15

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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.