Home / 53,430,208.15-80,040,933.87-36,808,880.33

Finding the Fourth Proportional to 53,430,208.15, 80,040,933.87 and 36,808,880.33

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Solution

The fourth proportional to 53,430,208.15, 80,040,933.87 and 36,808,880.33 is: 55,141,412.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,430,208.15 : 80,040,933.87 = 36,808,880.33 : x
  2. Step 2: Convert to fraction form
    53,430,208.15/80,040,933.87 = 36,808,880.33/x
  3. Step 3: Cross multiply
    53,430,208.15x = 80,040,933.87 × 36,808,880.33
  4. Step 4: Simplify right side
    53,430,208.15x = 2,946,217,156,138,229
  5. Step 5: Solve for x
    x = 2,946,217,156,138,229/53,430,208.15
  6. Step 6: Final answer
    x = 55,141,412.67

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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.