Home / 190,052,900.20-262,273,002.30-103,132,772.20

Finding the Fourth Proportional to 190,052,900.20, 262,273,002.30 and 103,132,772.20

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Solution

The fourth proportional to 190,052,900.20, 262,273,002.30 and 103,132,772.20 is: 142,323,225.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,052,900.20 : 262,273,002.30 = 103,132,772.20 : x
  2. Step 2: Convert to fraction form
    190,052,900.20/262,273,002.30 = 103,132,772.20/x
  3. Step 3: Cross multiply
    190,052,900.20x = 262,273,002.30 × 103,132,772.20
  4. Step 4: Simplify right side
    190,052,900.20x = 27,048,941,800,415,980
  5. Step 5: Solve for x
    x = 27,048,941,800,415,980/190,052,900.20
  6. Step 6: Final answer
    x = 142,323,225.65

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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.