Home / 341,635,589.20-512,453,383.80-157,402,709.20

Finding the Fourth Proportional to 341,635,589.20, 512,453,383.80 and 157,402,709.20

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Solution

The fourth proportional to 341,635,589.20, 512,453,383.80 and 157,402,709.20 is: 236,104,063.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,635,589.20 : 512,453,383.80 = 157,402,709.20 : x
  2. Step 2: Convert to fraction form
    341,635,589.20/512,453,383.80 = 157,402,709.20/x
  3. Step 3: Cross multiply
    341,635,589.20x = 512,453,383.80 × 157,402,709.20
  4. Step 4: Simplify right side
    341,635,589.20x = 80,661,550,948,827,392
  5. Step 5: Solve for x
    x = 80,661,550,948,827,392/341,635,589.20
  6. Step 6: Final answer
    x = 236,104,063.80

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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.