Home / 189,939,221.20-284,917,126.20-62,288,405.20

Finding the Fourth Proportional to 189,939,221.20, 284,917,126.20 and 62,288,405.20

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Solution

The fourth proportional to 189,939,221.20, 284,917,126.20 and 62,288,405.20 is: 93,435,327.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,939,221.20 : 284,917,126.20 = 62,288,405.20 : x
  2. Step 2: Convert to fraction form
    189,939,221.20/284,917,126.20 = 62,288,405.20/x
  3. Step 3: Cross multiply
    189,939,221.20x = 284,917,126.20 × 62,288,405.20
  4. Step 4: Simplify right side
    189,939,221.20x = 17,747,033,405,165,136
  5. Step 5: Solve for x
    x = 17,747,033,405,165,136/189,939,221.20
  6. Step 6: Final answer
    x = 93,435,327.85

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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.