Home / 127,049,200.26-190,490,169.38-83,786,491.14

Finding the Fourth Proportional to 127,049,200.26, 190,490,169.38 and 83,786,491.14

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Solution

The fourth proportional to 127,049,200.26, 190,490,169.38 and 83,786,491.14 is: 125,624,583.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,049,200.26 : 190,490,169.38 = 83,786,491.14 : x
  2. Step 2: Convert to fraction form
    127,049,200.26/190,490,169.38 = 83,786,491.14/x
  3. Step 3: Cross multiply
    127,049,200.26x = 190,490,169.38 × 83,786,491.14
  4. Step 4: Simplify right side
    127,049,200.26x = 15,960,502,888,595,536
  5. Step 5: Solve for x
    x = 15,960,502,888,595,536/127,049,200.26
  6. Step 6: Final answer
    x = 125,624,583.67

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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.