Home / 366,980,811.35-550,471,217.03-352,872,036.95

Finding the Fourth Proportional to 366,980,811.35, 550,471,217.03 and 352,872,036.95

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Solution

The fourth proportional to 366,980,811.35, 550,471,217.03 and 352,872,036.95 is: 529,308,055.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,980,811.35 : 550,471,217.03 = 352,872,036.95 : x
  2. Step 2: Convert to fraction form
    366,980,811.35/550,471,217.03 = 352,872,036.95/x
  3. Step 3: Cross multiply
    366,980,811.35x = 550,471,217.03 × 352,872,036.95
  4. Step 4: Simplify right side
    366,980,811.35x = 194,245,899,635,721,600
  5. Step 5: Solve for x
    x = 194,245,899,635,721,600/366,980,811.35
  6. Step 6: Final answer
    x = 529,308,055.43

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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.