Home / 154,597,907.80-231,896,861.70-147,039,635.80

Finding the Fourth Proportional to 154,597,907.80, 231,896,861.70 and 147,039,635.80

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Solution

The fourth proportional to 154,597,907.80, 231,896,861.70 and 147,039,635.80 is: 220,559,453.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,597,907.80 : 231,896,861.70 = 147,039,635.80 : x
  2. Step 2: Convert to fraction form
    154,597,907.80/231,896,861.70 = 147,039,635.80/x
  3. Step 3: Cross multiply
    154,597,907.80x = 231,896,861.70 × 147,039,635.80
  4. Step 4: Simplify right side
    154,597,907.80x = 34,098,030,087,530,968
  5. Step 5: Solve for x
    x = 34,098,030,087,530,968/154,597,907.80
  6. Step 6: Final answer
    x = 220,559,453.70

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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.