Home / 127,786,059.56-191,610,891.24-66,313,322.48

Finding the Fourth Proportional to 127,786,059.56, 191,610,891.24 and 66,313,322.48

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Solution

The fourth proportional to 127,786,059.56, 191,610,891.24 and 66,313,322.48 is: 99,434,592.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,786,059.56 : 191,610,891.24 = 66,313,322.48 : x
  2. Step 2: Convert to fraction form
    127,786,059.56/191,610,891.24 = 66,313,322.48/x
  3. Step 3: Cross multiply
    127,786,059.56x = 191,610,891.24 × 66,313,322.48
  4. Step 4: Simplify right side
    127,786,059.56x = 12,706,354,821,478,328
  5. Step 5: Solve for x
    x = 12,706,354,821,478,328/127,786,059.56
  6. Step 6: Final answer
    x = 99,434,592.98

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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.