Home / 69,984,103.60-104,976,155.40-44,285,978.80

Finding the Fourth Proportional to 69,984,103.60, 104,976,155.40 and 44,285,978.80

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Solution

The fourth proportional to 69,984,103.60, 104,976,155.40 and 44,285,978.80 is: 66,428,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,103.60 : 104,976,155.40 = 44,285,978.80 : x
  2. Step 2: Convert to fraction form
    69,984,103.60/104,976,155.40 = 44,285,978.80/x
  3. Step 3: Cross multiply
    69,984,103.60x = 104,976,155.40 × 44,285,978.80
  4. Step 4: Simplify right side
    69,984,103.60x = 4,648,971,792,549,905
  5. Step 5: Solve for x
    x = 4,648,971,792,549,905/69,984,103.60
  6. Step 6: Final answer
    x = 66,428,968.20

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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.