Home / 212,321,910,973.73-293,004,225,936.72-114,663,542,516.05

Finding the Fourth Proportional to 212,321,910,973.73, 293,004,225,936.72 and 114,663,542,516.05

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Solution

The fourth proportional to 212,321,910,973.73, 293,004,225,936.72 and 114,663,542,516.05 is: 158,235,682,619.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,321,910,973.73 : 293,004,225,936.72 = 114,663,542,516.05 : x
  2. Step 2: Convert to fraction form
    212,321,910,973.73/293,004,225,936.72 = 114,663,542,516.05/x
  3. Step 3: Cross multiply
    212,321,910,973.73x = 293,004,225,936.72 × 114,663,542,516.05
  4. Step 4: Simplify right side
    212,321,910,973.73x = 33,596,902,518,077,412,868,096
  5. Step 5: Solve for x
    x = 33,596,902,518,077,412,868,096/212,321,910,973.73
  6. Step 6: Final answer
    x = 158,235,682,619.84

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1.5x scale

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.