Home / 207,116,331.62-285,826,597.27-113,036,512.76

Finding the Fourth Proportional to 207,116,331.62, 285,826,597.27 and 113,036,512.76

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Solution

The fourth proportional to 207,116,331.62, 285,826,597.27 and 113,036,512.76 is: 155,993,694.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,116,331.62 : 285,826,597.27 = 113,036,512.76 : x
  2. Step 2: Convert to fraction form
    207,116,331.62/285,826,597.27 = 113,036,512.76/x
  3. Step 3: Cross multiply
    207,116,331.62x = 285,826,597.27 × 113,036,512.76
  4. Step 4: Simplify right side
    207,116,331.62x = 32,308,841,809,457,736
  5. Step 5: Solve for x
    x = 32,308,841,809,457,736/207,116,331.62
  6. Step 6: Final answer
    x = 155,993,694.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.