Home / 111,782,629.17-154,259,997.63-62,221,928.67

Finding the Fourth Proportional to 111,782,629.17, 154,259,997.63 and 62,221,928.67

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Solution

The fourth proportional to 111,782,629.17, 154,259,997.63 and 62,221,928.67 is: 85,866,244.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,782,629.17 : 154,259,997.63 = 62,221,928.67 : x
  2. Step 2: Convert to fraction form
    111,782,629.17/154,259,997.63 = 62,221,928.67/x
  3. Step 3: Cross multiply
    111,782,629.17x = 154,259,997.63 × 62,221,928.67
  4. Step 4: Simplify right side
    111,782,629.17x = 9,598,354,569,168,230
  5. Step 5: Solve for x
    x = 9,598,354,569,168,230/111,782,629.17
  6. Step 6: Final answer
    x = 85,866,244.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.