Home / 219,926,406.80-329,889,610.20-174,240,851.60

Finding the Fourth Proportional to 219,926,406.80, 329,889,610.20 and 174,240,851.60

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Solution

The fourth proportional to 219,926,406.80, 329,889,610.20 and 174,240,851.60 is: 261,361,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,926,406.80 : 329,889,610.20 = 174,240,851.60 : x
  2. Step 2: Convert to fraction form
    219,926,406.80/329,889,610.20 = 174,240,851.60/x
  3. Step 3: Cross multiply
    219,926,406.80x = 329,889,610.20 × 174,240,851.60
  4. Step 4: Simplify right side
    219,926,406.80x = 57,480,246,615,240,040
  5. Step 5: Solve for x
    x = 57,480,246,615,240,040/219,926,406.80
  6. Step 6: Final answer
    x = 261,361,277.40

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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.