Home / 229,942,450.73-317,278,724.95-129,455,261.40

Finding the Fourth Proportional to 229,942,450.73, 317,278,724.95 and 129,455,261.40

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Solution

The fourth proportional to 229,942,450.73, 317,278,724.95 and 129,455,261.40 is: 178,624,695.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,942,450.73 : 317,278,724.95 = 129,455,261.40 : x
  2. Step 2: Convert to fraction form
    229,942,450.73/317,278,724.95 = 129,455,261.40/x
  3. Step 3: Cross multiply
    229,942,450.73x = 317,278,724.95 × 129,455,261.40
  4. Step 4: Simplify right side
    229,942,450.73x = 41,073,400,275,060,952
  5. Step 5: Solve for x
    x = 41,073,400,275,060,952/229,942,450.73
  6. Step 6: Final answer
    x = 178,624,695.63

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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.