Home / 212,321,910,975.76-293,004,225,939.52-114,663,542,518.04

Finding the Fourth Proportional to 212,321,910,975.76, 293,004,225,939.52 and 114,663,542,518.04

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Solution

The fourth proportional to 212,321,910,975.76, 293,004,225,939.52 and 114,663,542,518.04 is: 158,235,682,622.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,321,910,975.76 : 293,004,225,939.52 = 114,663,542,518.04 : x
  2. Step 2: Convert to fraction form
    212,321,910,975.76/293,004,225,939.52 = 114,663,542,518.04/x
  3. Step 3: Cross multiply
    212,321,910,975.76x = 293,004,225,939.52 × 114,663,542,518.04
  4. Step 4: Simplify right side
    212,321,910,975.76x = 33,596,902,518,981,549,621,248
  5. Step 5: Solve for x
    x = 33,596,902,518,981,549,621,248/212,321,910,975.76
  6. Step 6: Final answer
    x = 158,235,682,622.59

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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.