Home / 159,435,235.80-239,152,853.70-120,888,048.60

Finding the Fourth Proportional to 159,435,235.80, 239,152,853.70 and 120,888,048.60

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Solution

The fourth proportional to 159,435,235.80, 239,152,853.70 and 120,888,048.60 is: 181,332,072.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,435,235.80 : 239,152,853.70 = 120,888,048.60 : x
  2. Step 2: Convert to fraction form
    159,435,235.80/239,152,853.70 = 120,888,048.60/x
  3. Step 3: Cross multiply
    159,435,235.80x = 239,152,853.70 × 120,888,048.60
  4. Step 4: Simplify right side
    159,435,235.80x = 28,910,721,800,914,288
  5. Step 5: Solve for x
    x = 28,910,721,800,914,288/159,435,235.80
  6. Step 6: Final answer
    x = 181,332,072.90

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1.5x scale

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.