Home / 143,465,809.01-198,043,905.82-96,450,149.84

Finding the Fourth Proportional to 143,465,809.01, 198,043,905.82 and 96,450,149.84

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Solution

The fourth proportional to 143,465,809.01, 198,043,905.82 and 96,450,149.84 is: 133,142,276.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,465,809.01 : 198,043,905.82 = 96,450,149.84 : x
  2. Step 2: Convert to fraction form
    143,465,809.01/198,043,905.82 = 96,450,149.84/x
  3. Step 3: Cross multiply
    143,465,809.01x = 198,043,905.82 × 96,450,149.84
  4. Step 4: Simplify right side
    143,465,809.01x = 19,101,364,390,755,596
  5. Step 5: Solve for x
    x = 19,101,364,390,755,596/143,465,809.01
  6. Step 6: Final answer
    x = 133,142,276.36

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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.