Home / 349,728,052.80-524,928,002.40-177,399,451.20

Finding the Fourth Proportional to 349,728,052.80, 524,928,002.40 and 177,399,451.20

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Solution

The fourth proportional to 349,728,052.80, 524,928,002.40 and 177,399,451.20 is: 266,269,573.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,728,052.80 : 524,928,002.40 = 177,399,451.20 : x
  2. Step 2: Convert to fraction form
    349,728,052.80/524,928,002.40 = 177,399,451.20/x
  3. Step 3: Cross multiply
    349,728,052.80x = 524,928,002.40 × 177,399,451.20
  4. Step 4: Simplify right side
    349,728,052.80x = 93,121,939,545,272,272
  5. Step 5: Solve for x
    x = 93,121,939,545,272,272/349,728,052.80
  6. Step 6: Final answer
    x = 266,269,573.74

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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.