Home / 69,984,080.40-104,976,120.60-60,242,307.60

Finding the Fourth Proportional to 69,984,080.40, 104,976,120.60 and 60,242,307.60

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Solution

The fourth proportional to 69,984,080.40, 104,976,120.60 and 60,242,307.60 is: 90,363,461.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,080.40 : 104,976,120.60 = 60,242,307.60 : x
  2. Step 2: Convert to fraction form
    69,984,080.40/104,976,120.60 = 60,242,307.60/x
  3. Step 3: Cross multiply
    69,984,080.40x = 104,976,120.60 × 60,242,307.60
  4. Step 4: Simplify right side
    69,984,080.40x = 6,324,003,747,839,896
  5. Step 5: Solve for x
    x = 6,324,003,747,839,896/69,984,080.40
  6. Step 6: Final answer
    x = 90,363,461.40

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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.