Home / 69,984,187.60-104,976,281.40-31,646,952.40

Finding the Fourth Proportional to 69,984,187.60, 104,976,281.40 and 31,646,952.40

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Solution

The fourth proportional to 69,984,187.60, 104,976,281.40 and 31,646,952.40 is: 47,470,428.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,187.60 : 104,976,281.40 = 31,646,952.40 : x
  2. Step 2: Convert to fraction form
    69,984,187.60/104,976,281.40 = 31,646,952.40/x
  3. Step 3: Cross multiply
    69,984,187.60x = 104,976,281.40 × 31,646,952.40
  4. Step 4: Simplify right side
    69,984,187.60x = 3,322,179,380,594,805.50
  5. Step 5: Solve for x
    x = 3,322,179,380,594,805.50/69,984,187.60
  6. Step 6: Final answer
    x = 47,470,428.60

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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.