Home / 372,686,904.60-559,025,108.10-168,214,651.80

Finding the Fourth Proportional to 372,686,904.60, 559,025,108.10 and 168,214,651.80

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Solution

The fourth proportional to 372,686,904.60, 559,025,108.10 and 168,214,651.80 is: 252,319,608.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,686,904.60 : 559,025,108.10 = 168,214,651.80 : x
  2. Step 2: Convert to fraction form
    372,686,904.60/559,025,108.10 = 168,214,651.80/x
  3. Step 3: Cross multiply
    372,686,904.60x = 559,025,108.10 × 168,214,651.80
  4. Step 4: Simplify right side
    372,686,904.60x = 94,036,213,906,498,864
  5. Step 5: Solve for x
    x = 94,036,213,906,498,864/372,686,904.60
  6. Step 6: Final answer
    x = 252,319,608.62

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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.