Home / 196,585,931.24-294,706,163.12-80,099,240.04

Finding the Fourth Proportional to 196,585,931.24, 294,706,163.12 and 80,099,240.04

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Solution

The fourth proportional to 196,585,931.24, 294,706,163.12 and 80,099,240.04 is: 120,078,479.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,585,931.24 : 294,706,163.12 = 80,099,240.04 : x
  2. Step 2: Convert to fraction form
    196,585,931.24/294,706,163.12 = 80,099,240.04/x
  3. Step 3: Cross multiply
    196,585,931.24x = 294,706,163.12 × 80,099,240.04
  4. Step 4: Simplify right side
    196,585,931.24x = 23,605,739,700,615,780
  5. Step 5: Solve for x
    x = 23,605,739,700,615,780/196,585,931.24
  6. Step 6: Final answer
    x = 120,078,479.43

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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.