Home / 189,914,705.96-285,198,065.06-116,569,178.33

Finding the Fourth Proportional to 189,914,705.96, 285,198,065.06 and 116,569,178.33

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Solution

The fourth proportional to 189,914,705.96, 285,198,065.06 and 116,569,178.33 is: 175,053,869.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,914,705.96 : 285,198,065.06 = 116,569,178.33 : x
  2. Step 2: Convert to fraction form
    189,914,705.96/285,198,065.06 = 116,569,178.33/x
  3. Step 3: Cross multiply
    189,914,705.96x = 285,198,065.06 × 116,569,178.33
  4. Step 4: Simplify right side
    189,914,705.96x = 33,245,304,103,341,248
  5. Step 5: Solve for x
    x = 33,245,304,103,341,248/189,914,705.96
  6. Step 6: Final answer
    x = 175,053,869.24

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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.