Home / 106,478,706.48-146,940,713.19-57,586,134.48

Finding the Fourth Proportional to 106,478,706.48, 146,940,713.19 and 57,586,134.48

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Solution

The fourth proportional to 106,478,706.48, 146,940,713.19 and 57,586,134.48 is: 79,468,918.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,478,706.48 : 146,940,713.19 = 57,586,134.48 : x
  2. Step 2: Convert to fraction form
    106,478,706.48/146,940,713.19 = 57,586,134.48/x
  3. Step 3: Cross multiply
    106,478,706.48x = 146,940,713.19 × 57,586,134.48
  4. Step 4: Simplify right side
    106,478,706.48x = 8,461,747,670,346,449
  5. Step 5: Solve for x
    x = 8,461,747,670,346,449/106,478,706.48
  6. Step 6: Final answer
    x = 79,468,918.72

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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.