Home / 262,028,119.19-392,835,082.87-130,803,046.72

Finding the Fourth Proportional to 262,028,119.19, 392,835,082.87 and 130,803,046.72

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Solution

The fourth proportional to 262,028,119.19, 392,835,082.87 and 130,803,046.72 is: 196,101,188.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,028,119.19 : 392,835,082.87 = 130,803,046.72 : x
  2. Step 2: Convert to fraction form
    262,028,119.19/392,835,082.87 = 130,803,046.72/x
  3. Step 3: Cross multiply
    262,028,119.19x = 392,835,082.87 × 130,803,046.72
  4. Step 4: Simplify right side
    262,028,119.19x = 51,384,025,697,899,680
  5. Step 5: Solve for x
    x = 51,384,025,697,899,680/262,028,119.19
  6. Step 6: Final answer
    x = 196,101,188.90

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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.