Home / 189,580,515.48-283,911,069.06-131,124,134.16

Finding the Fourth Proportional to 189,580,515.48, 283,911,069.06 and 131,124,134.16

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Solution

The fourth proportional to 189,580,515.48, 283,911,069.06 and 131,124,134.16 is: 196,368,244.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,580,515.48 : 283,911,069.06 = 131,124,134.16 : x
  2. Step 2: Convert to fraction form
    189,580,515.48/283,911,069.06 = 131,124,134.16/x
  3. Step 3: Cross multiply
    189,580,515.48x = 283,911,069.06 × 131,124,134.16
  4. Step 4: Simplify right side
    189,580,515.48x = 37,227,593,108,932,464
  5. Step 5: Solve for x
    x = 37,227,593,108,932,464/189,580,515.48
  6. Step 6: Final answer
    x = 196,368,244.99

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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.