Home / 321,838,159.20-482,757,238.80-117,372,904.80

Finding the Fourth Proportional to 321,838,159.20, 482,757,238.80 and 117,372,904.80

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Solution

The fourth proportional to 321,838,159.20, 482,757,238.80 and 117,372,904.80 is: 176,059,357.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,838,159.20 : 482,757,238.80 = 117,372,904.80 : x
  2. Step 2: Convert to fraction form
    321,838,159.20/482,757,238.80 = 117,372,904.80/x
  3. Step 3: Cross multiply
    321,838,159.20x = 482,757,238.80 × 117,372,904.80
  4. Step 4: Simplify right side
    321,838,159.20x = 56,662,619,431,183,264
  5. Step 5: Solve for x
    x = 56,662,619,431,183,264/321,838,159.20
  6. Step 6: Final answer
    x = 176,059,357.20

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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.