Home / 255,073,989,123.32-352,002,091,528.16-137,751,621,791.07

Finding the Fourth Proportional to 255,073,989,123.32, 352,002,091,528.16 and 137,751,621,791.07

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Solution

The fourth proportional to 255,073,989,123.32, 352,002,091,528.16 and 137,751,621,791.07 is: 190,097,230,801.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,073,989,123.32 : 352,002,091,528.16 = 137,751,621,791.07 : x
  2. Step 2: Convert to fraction form
    255,073,989,123.32/352,002,091,528.16 = 137,751,621,791.07/x
  3. Step 3: Cross multiply
    255,073,989,123.32x = 352,002,091,528.16 × 137,751,621,791.07
  4. Step 4: Simplify right side
    255,073,989,123.32x = 48,488,858,981,852,703,096,832
  5. Step 5: Solve for x
    x = 48,488,858,981,852,703,096,832/255,073,989,123.32
  6. Step 6: Final answer
    x = 190,097,230,801.57

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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.