Home / 69,984,205.20-104,976,307.80-39,373,203.60

Finding the Fourth Proportional to 69,984,205.20, 104,976,307.80 and 39,373,203.60

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Solution

The fourth proportional to 69,984,205.20, 104,976,307.80 and 39,373,203.60 is: 59,059,805.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,205.20 : 104,976,307.80 = 39,373,203.60 : x
  2. Step 2: Convert to fraction form
    69,984,205.20/104,976,307.80 = 39,373,203.60/x
  3. Step 3: Cross multiply
    69,984,205.20x = 104,976,307.80 × 39,373,203.60
  4. Step 4: Simplify right side
    69,984,205.20x = 4,133,253,540,185,668
  5. Step 5: Solve for x
    x = 4,133,253,540,185,668/69,984,205.20
  6. Step 6: Final answer
    x = 59,059,805.40

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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.