Home / 120,384,262.65-166,134,371.79-114,868,060.86

Finding the Fourth Proportional to 120,384,262.65, 166,134,371.79 and 114,868,060.86

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Solution

The fourth proportional to 120,384,262.65, 166,134,371.79 and 114,868,060.86 is: 158,521,825.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,384,262.65 : 166,134,371.79 = 114,868,060.86 : x
  2. Step 2: Convert to fraction form
    120,384,262.65/166,134,371.79 = 114,868,060.86/x
  3. Step 3: Cross multiply
    120,384,262.65x = 166,134,371.79 × 114,868,060.86
  4. Step 4: Simplify right side
    120,384,262.65x = 19,083,533,129,711,588
  5. Step 5: Solve for x
    x = 19,083,533,129,711,588/120,384,262.65
  6. Step 6: Final answer
    x = 158,521,825.94

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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.