Home / 106,143,859.35-146,484,555.12-63,770,378.94

Finding the Fourth Proportional to 106,143,859.35, 146,484,555.12 and 63,770,378.94

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Solution

The fourth proportional to 106,143,859.35, 146,484,555.12 and 63,770,378.94 is: 88,006,745.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,143,859.35 : 146,484,555.12 = 63,770,378.94 : x
  2. Step 2: Convert to fraction form
    106,143,859.35/146,484,555.12 = 63,770,378.94/x
  3. Step 3: Cross multiply
    106,143,859.35x = 146,484,555.12 × 63,770,378.94
  4. Step 4: Simplify right side
    106,143,859.35x = 9,341,375,588,859,718
  5. Step 5: Solve for x
    x = 9,341,375,588,859,718/106,143,859.35
  6. Step 6: Final answer
    x = 88,006,745.24

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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.