Home / 376,542,897.92-519,532,695.04-219,819,946.64

Finding the Fourth Proportional to 376,542,897.92, 519,532,695.04 and 219,819,946.64

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Solution

The fourth proportional to 376,542,897.92, 519,532,695.04 and 219,819,946.64 is: 303,295,188.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,542,897.92 : 519,532,695.04 = 219,819,946.64 : x
  2. Step 2: Convert to fraction form
    376,542,897.92/519,532,695.04 = 219,819,946.64/x
  3. Step 3: Cross multiply
    376,542,897.92x = 519,532,695.04 × 219,819,946.64
  4. Step 4: Simplify right side
    376,542,897.92x = 114,203,649,301,428,192
  5. Step 5: Solve for x
    x = 114,203,649,301,428,192/376,542,897.92
  6. Step 6: Final answer
    x = 303,295,188.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.