Home / 48,187,789.99-72,379,585.33-42,558,085.67

Finding the Fourth Proportional to 48,187,789.99, 72,379,585.33 and 42,558,085.67

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Solution

The fourth proportional to 48,187,789.99, 72,379,585.33 and 42,558,085.67 is: 63,923,591.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,187,789.99 : 72,379,585.33 = 42,558,085.67 : x
  2. Step 2: Convert to fraction form
    48,187,789.99/72,379,585.33 = 42,558,085.67/x
  3. Step 3: Cross multiply
    48,187,789.99x = 72,379,585.33 × 42,558,085.67
  4. Step 4: Simplify right side
    48,187,789.99x = 3,080,336,592,764,922
  5. Step 5: Solve for x
    x = 3,080,336,592,764,922/48,187,789.99
  6. Step 6: Final answer
    x = 63,923,591.30

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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.