Home / 158,856,210.81-238,147,826.90-55,211,951.66

Finding the Fourth Proportional to 158,856,210.81, 238,147,826.90 and 55,211,951.66

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Solution

The fourth proportional to 158,856,210.81, 238,147,826.90 and 55,211,951.66 is: 82,770,489.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,856,210.81 : 238,147,826.90 = 55,211,951.66 : x
  2. Step 2: Convert to fraction form
    158,856,210.81/238,147,826.90 = 55,211,951.66/x
  3. Step 3: Cross multiply
    158,856,210.81x = 238,147,826.90 × 55,211,951.66
  4. Step 4: Simplify right side
    158,856,210.81x = 13,148,606,305,270,050
  5. Step 5: Solve for x
    x = 13,148,606,305,270,050/158,856,210.81
  6. Step 6: Final answer
    x = 82,770,489.35

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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.