Home / 519,925,296.64-717,573,917.08-329,204,041.28

Finding the Fourth Proportional to 519,925,296.64, 717,573,917.08 and 329,204,041.28

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Solution

The fourth proportional to 519,925,296.64, 717,573,917.08 and 329,204,041.28 is: 454,350,336.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,925,296.64 : 717,573,917.08 = 329,204,041.28 : x
  2. Step 2: Convert to fraction form
    519,925,296.64/717,573,917.08 = 329,204,041.28/x
  3. Step 3: Cross multiply
    519,925,296.64x = 717,573,917.08 × 329,204,041.28
  4. Step 4: Simplify right side
    519,925,296.64x = 236,228,233,419,855,616
  5. Step 5: Solve for x
    x = 236,228,233,419,855,616/519,925,296.64
  6. Step 6: Final answer
    x = 454,350,336.38

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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.