Home / 53,723,478.30-80,555,668.65-36,703,369.50

Finding the Fourth Proportional to 53,723,478.30, 80,555,668.65 and 36,703,369.50

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Solution

The fourth proportional to 53,723,478.30, 80,555,668.65 and 36,703,369.50 is: 55,034,866.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,723,478.30 : 80,555,668.65 = 36,703,369.50 : x
  2. Step 2: Convert to fraction form
    53,723,478.30/80,555,668.65 = 36,703,369.50/x
  3. Step 3: Cross multiply
    53,723,478.30x = 80,555,668.65 × 36,703,369.50
  4. Step 4: Simplify right side
    53,723,478.30x = 2,956,664,471,780,516.50
  5. Step 5: Solve for x
    x = 2,956,664,471,780,516.50/53,723,478.30
  6. Step 6: Final answer
    x = 55,034,866.79

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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.