Home / 163,350,643.20-245,025,964.80-148,234,099.20

Finding the Fourth Proportional to 163,350,643.20, 245,025,964.80 and 148,234,099.20

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Solution

The fourth proportional to 163,350,643.20, 245,025,964.80 and 148,234,099.20 is: 222,351,148.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,350,643.20 : 245,025,964.80 = 148,234,099.20 : x
  2. Step 2: Convert to fraction form
    163,350,643.20/245,025,964.80 = 148,234,099.20/x
  3. Step 3: Cross multiply
    163,350,643.20x = 245,025,964.80 × 148,234,099.20
  4. Step 4: Simplify right side
    163,350,643.20x = 36,321,203,172,738,904
  5. Step 5: Solve for x
    x = 36,321,203,172,738,904/163,350,643.20
  6. Step 6: Final answer
    x = 222,351,148.80

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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.