Home / 185,555,967.84-256,073,093.28-111,192,019.20

Finding the Fourth Proportional to 185,555,967.84, 256,073,093.28 and 111,192,019.20

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Solution

The fourth proportional to 185,555,967.84, 256,073,093.28 and 111,192,019.20 is: 153,448,496.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,555,967.84 : 256,073,093.28 = 111,192,019.20 : x
  2. Step 2: Convert to fraction form
    185,555,967.84/256,073,093.28 = 111,192,019.20/x
  3. Step 3: Cross multiply
    185,555,967.84x = 256,073,093.28 × 111,192,019.20
  4. Step 4: Simplify right side
    185,555,967.84x = 28,473,284,304,593,152
  5. Step 5: Solve for x
    x = 28,473,284,304,593,152/185,555,967.84
  6. Step 6: Final answer
    x = 153,448,496.62

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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.