Home / 258,101,281.20-387,151,921.80-229,883,732.40

Finding the Fourth Proportional to 258,101,281.20, 387,151,921.80 and 229,883,732.40

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Solution

The fourth proportional to 258,101,281.20, 387,151,921.80 and 229,883,732.40 is: 344,825,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,101,281.20 : 387,151,921.80 = 229,883,732.40 : x
  2. Step 2: Convert to fraction form
    258,101,281.20/387,151,921.80 = 229,883,732.40/x
  3. Step 3: Cross multiply
    258,101,281.20x = 387,151,921.80 × 229,883,732.40
  4. Step 4: Simplify right side
    258,101,281.20x = 88,999,928,789,216,928
  5. Step 5: Solve for x
    x = 88,999,928,789,216,928/258,101,281.20
  6. Step 6: Final answer
    x = 344,825,598.60

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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.