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Finding the Fourth Proportional to 577,937,480.00, 797,553,722.46 and 313,619,473.04

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Solution

The fourth proportional to 577,937,480.00, 797,553,722.46 and 313,619,473.04 is: 432,794,872.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,937,480.00 : 797,553,722.46 = 313,619,473.04 : x
  2. Step 2: Convert to fraction form
    577,937,480.00/797,553,722.46 = 313,619,473.04/x
  3. Step 3: Cross multiply
    577,937,480.00x = 797,553,722.46 × 313,619,473.04
  4. Step 4: Simplify right side
    577,937,480.00x = 250,128,378,155,007,872
  5. Step 5: Solve for x
    x = 250,128,378,155,007,872/577,937,480.00
  6. Step 6: Final answer
    x = 432,794,872.82

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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.