Home / 57,196,838.37-85,767,358.72-20,296,233.75

Finding the Fourth Proportional to 57,196,838.37, 85,767,358.72 and 20,296,233.75

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Solution

The fourth proportional to 57,196,838.37, 85,767,358.72 and 20,296,233.75 is: 30,434,450.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,196,838.37 : 85,767,358.72 = 20,296,233.75 : x
  2. Step 2: Convert to fraction form
    57,196,838.37/85,767,358.72 = 20,296,233.75/x
  3. Step 3: Cross multiply
    57,196,838.37x = 85,767,358.72 × 20,296,233.75
  4. Step 4: Simplify right side
    57,196,838.37x = 1,740,754,360,701,220.75
  5. Step 5: Solve for x
    x = 1,740,754,360,701,220.75/57,196,838.37
  6. Step 6: Final answer
    x = 30,434,450.75

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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.