Home / 216,344,302.74-298,658,086.74-144,940,134.06

Finding the Fourth Proportional to 216,344,302.74, 298,658,086.74 and 144,940,134.06

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Solution

The fourth proportional to 216,344,302.74, 298,658,086.74 and 144,940,134.06 is: 200,086,355.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,344,302.74 : 298,658,086.74 = 144,940,134.06 : x
  2. Step 2: Convert to fraction form
    216,344,302.74/298,658,086.74 = 144,940,134.06/x
  3. Step 3: Cross multiply
    216,344,302.74x = 298,658,086.74 × 144,940,134.06
  4. Step 4: Simplify right side
    216,344,302.74x = 43,287,543,130,198,712
  5. Step 5: Solve for x
    x = 43,287,543,130,198,712/216,344,302.74
  6. Step 6: Final answer
    x = 200,086,355.79

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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.