Home / 260,992,554.56-360,192,677.28-143,538,580.16

Finding the Fourth Proportional to 260,992,554.56, 360,192,677.28 and 143,538,580.16

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Solution

The fourth proportional to 260,992,554.56, 360,192,677.28 and 143,538,580.16 is: 198,095,863.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,992,554.56 : 360,192,677.28 = 143,538,580.16 : x
  2. Step 2: Convert to fraction form
    260,992,554.56/360,192,677.28 = 143,538,580.16/x
  3. Step 3: Cross multiply
    260,992,554.56x = 360,192,677.28 × 143,538,580.16
  4. Step 4: Simplify right side
    260,992,554.56x = 51,701,545,480,800,288
  5. Step 5: Solve for x
    x = 51,701,545,480,800,288/260,992,554.56
  6. Step 6: Final answer
    x = 198,095,863.57

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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.