Home / 154,597,908.80-231,896,863.20-147,039,636.80

Finding the Fourth Proportional to 154,597,908.80, 231,896,863.20 and 147,039,636.80

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Solution

The fourth proportional to 154,597,908.80, 231,896,863.20 and 147,039,636.80 is: 220,559,455.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,597,908.80 : 231,896,863.20 = 147,039,636.80 : x
  2. Step 2: Convert to fraction form
    154,597,908.80/231,896,863.20 = 147,039,636.80/x
  3. Step 3: Cross multiply
    154,597,908.80x = 231,896,863.20 × 147,039,636.80
  4. Step 4: Simplify right side
    154,597,908.80x = 34,098,030,539,987,288
  5. Step 5: Solve for x
    x = 34,098,030,539,987,288/154,597,908.80
  6. Step 6: Final answer
    x = 220,559,455.20

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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.