Home / 195,722,627.99-293,698,423.24-72,985,738.55

Finding the Fourth Proportional to 195,722,627.99, 293,698,423.24 and 72,985,738.55

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Solution

The fourth proportional to 195,722,627.99, 293,698,423.24 and 72,985,738.55 is: 109,521,298.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,722,627.99 : 293,698,423.24 = 72,985,738.55 : x
  2. Step 2: Convert to fraction form
    195,722,627.99/293,698,423.24 = 72,985,738.55/x
  3. Step 3: Cross multiply
    195,722,627.99x = 293,698,423.24 × 72,985,738.55
  4. Step 4: Simplify right side
    195,722,627.99x = 21,435,796,331,141,884
  5. Step 5: Solve for x
    x = 21,435,796,331,141,884/195,722,627.99
  6. Step 6: Final answer
    x = 109,521,298.34

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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.