Home / 202,233,866.68-279,082,641.54-114,146,339.96

Finding the Fourth Proportional to 202,233,866.68, 279,082,641.54 and 114,146,339.96

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Solution

The fourth proportional to 202,233,866.68, 279,082,641.54 and 114,146,339.96 is: 157,521,895.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,233,866.68 : 279,082,641.54 = 114,146,339.96 : x
  2. Step 2: Convert to fraction form
    202,233,866.68/279,082,641.54 = 114,146,339.96/x
  3. Step 3: Cross multiply
    202,233,866.68x = 279,082,641.54 × 114,146,339.96
  4. Step 4: Simplify right side
    202,233,866.68x = 31,856,262,078,159,660
  5. Step 5: Solve for x
    x = 31,856,262,078,159,660/202,233,866.68
  6. Step 6: Final answer
    x = 157,521,895.82

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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.