Home / 262,440,628.20-393,660,942.30-160,403,956.20

Finding the Fourth Proportional to 262,440,628.20, 393,660,942.30 and 160,403,956.20

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Solution

The fourth proportional to 262,440,628.20, 393,660,942.30 and 160,403,956.20 is: 240,605,934.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,440,628.20 : 393,660,942.30 = 160,403,956.20 : x
  2. Step 2: Convert to fraction form
    262,440,628.20/393,660,942.30 = 160,403,956.20/x
  3. Step 3: Cross multiply
    262,440,628.20x = 393,660,942.30 × 160,403,956.20
  4. Step 4: Simplify right side
    262,440,628.20x = 63,144,772,546,339,928
  5. Step 5: Solve for x
    x = 63,144,772,546,339,928/262,440,628.20
  6. Step 6: Final answer
    x = 240,605,934.30

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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.