Home / 341,397,103.20-512,095,654.80-255,303,661.20

Finding the Fourth Proportional to 341,397,103.20, 512,095,654.80 and 255,303,661.20

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Solution

The fourth proportional to 341,397,103.20, 512,095,654.80 and 255,303,661.20 is: 382,955,491.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,397,103.20 : 512,095,654.80 = 255,303,661.20 : x
  2. Step 2: Convert to fraction form
    341,397,103.20/512,095,654.80 = 255,303,661.20/x
  3. Step 3: Cross multiply
    341,397,103.20x = 512,095,654.80 × 255,303,661.20
  4. Step 4: Simplify right side
    341,397,103.20x = 130,739,895,555,051,344
  5. Step 5: Solve for x
    x = 130,739,895,555,051,344/341,397,103.20
  6. Step 6: Final answer
    x = 382,955,491.80

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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.