Home / 305,815,519.80-458,723,279.70-305,815,519.80

Finding the Fourth Proportional to 305,815,519.80, 458,723,279.70 and 305,815,519.80

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Solution

The fourth proportional to 305,815,519.80, 458,723,279.70 and 305,815,519.80 is: 458,723,279.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,815,519.80 : 458,723,279.70 = 305,815,519.80 : x
  2. Step 2: Convert to fraction form
    305,815,519.80/458,723,279.70 = 305,815,519.80/x
  3. Step 3: Cross multiply
    305,815,519.80x = 458,723,279.70 × 305,815,519.80
  4. Step 4: Simplify right side
    305,815,519.80x = 140,284,698,225,816,288
  5. Step 5: Solve for x
    x = 140,284,698,225,816,288/305,815,519.80
  6. Step 6: Final answer
    x = 458,723,279.70

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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.