Home / 189,099,065.82-260,960,703.82-106,592,828.70

Finding the Fourth Proportional to 189,099,065.82, 260,960,703.82 and 106,592,828.70

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Solution

The fourth proportional to 189,099,065.82, 260,960,703.82 and 106,592,828.70 is: 147,100,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,099,065.82 : 260,960,703.82 = 106,592,828.70 : x
  2. Step 2: Convert to fraction form
    189,099,065.82/260,960,703.82 = 106,592,828.70/x
  3. Step 3: Cross multiply
    189,099,065.82x = 260,960,703.82 × 106,592,828.70
  4. Step 4: Simplify right side
    189,099,065.82x = 27,816,539,599,716,696
  5. Step 5: Solve for x
    x = 27,816,539,599,716,696/189,099,065.82
  6. Step 6: Final answer
    x = 147,100,354.40

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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.