Home / 378,508,661.84-567,825,290.04-116,186,628.56

Finding the Fourth Proportional to 378,508,661.84, 567,825,290.04 and 116,186,628.56

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Solution

The fourth proportional to 378,508,661.84, 567,825,290.04 and 116,186,628.56 is: 174,299,065.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,508,661.84 : 567,825,290.04 = 116,186,628.56 : x
  2. Step 2: Convert to fraction form
    378,508,661.84/567,825,290.04 = 116,186,628.56/x
  3. Step 3: Cross multiply
    378,508,661.84x = 567,825,290.04 × 116,186,628.56
  4. Step 4: Simplify right side
    378,508,661.84x = 65,973,706,060,851,744
  5. Step 5: Solve for x
    x = 65,973,706,060,851,744/378,508,661.84
  6. Step 6: Final answer
    x = 174,299,065.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.