Home / 236,915,710.46-355,527,016.60-127,816,187.58

Finding the Fourth Proportional to 236,915,710.46, 355,527,016.60 and 127,816,187.58

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Solution

The fourth proportional to 236,915,710.46, 355,527,016.60 and 127,816,187.58 is: 191,807,068.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,915,710.46 : 355,527,016.60 = 127,816,187.58 : x
  2. Step 2: Convert to fraction form
    236,915,710.46/355,527,016.60 = 127,816,187.58/x
  3. Step 3: Cross multiply
    236,915,710.46x = 355,527,016.60 × 127,816,187.58
  4. Step 4: Simplify right side
    236,915,710.46x = 45,442,107,843,503,376
  5. Step 5: Solve for x
    x = 45,442,107,843,503,376/236,915,710.46
  6. Step 6: Final answer
    x = 191,807,068.24

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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.