Home / 154,597,904.80-231,896,857.20-147,039,632.80

Finding the Fourth Proportional to 154,597,904.80, 231,896,857.20 and 147,039,632.80

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Solution

The fourth proportional to 154,597,904.80, 231,896,857.20 and 147,039,632.80 is: 220,559,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,597,904.80 : 231,896,857.20 = 147,039,632.80 : x
  2. Step 2: Convert to fraction form
    154,597,904.80/231,896,857.20 = 147,039,632.80/x
  3. Step 3: Cross multiply
    154,597,904.80x = 231,896,857.20 × 147,039,632.80
  4. Step 4: Simplify right side
    154,597,904.80x = 34,098,028,730,162,036
  5. Step 5: Solve for x
    x = 34,098,028,730,162,036/154,597,904.80
  6. Step 6: Final answer
    x = 220,559,449.20

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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.