Home / 190,223,199.45-262,508,053.64-115,883,737.52

Finding the Fourth Proportional to 190,223,199.45, 262,508,053.64 and 115,883,737.52

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Solution

The fourth proportional to 190,223,199.45, 262,508,053.64 and 115,883,737.52 is: 159,919,581.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,223,199.45 : 262,508,053.64 = 115,883,737.52 : x
  2. Step 2: Convert to fraction form
    190,223,199.45/262,508,053.64 = 115,883,737.52/x
  3. Step 3: Cross multiply
    190,223,199.45x = 262,508,053.64 × 115,883,737.52
  4. Step 4: Simplify right side
    190,223,199.45x = 30,420,414,383,011,880
  5. Step 5: Solve for x
    x = 30,420,414,383,011,880/190,223,199.45
  6. Step 6: Final answer
    x = 159,919,581.16

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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.