Home / 213,142,818,565.93-294,151,520,858.54-120,411,510,945.93

Finding the Fourth Proportional to 213,142,818,565.93, 294,151,520,858.54 and 120,411,510,945.93

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Solution

The fourth proportional to 213,142,818,565.93, 294,151,520,858.54 and 120,411,510,945.93 is: 166,176,037,794.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,142,818,565.93 : 294,151,520,858.54 = 120,411,510,945.93 : x
  2. Step 2: Convert to fraction form
    213,142,818,565.93/294,151,520,858.54 = 120,411,510,945.93/x
  3. Step 3: Cross multiply
    213,142,818,565.93x = 294,151,520,858.54 × 120,411,510,945.93
  4. Step 4: Simplify right side
    213,142,818,565.93x = 35,419,229,073,620,040,941,568
  5. Step 5: Solve for x
    x = 35,419,229,073,620,040,941,568/213,142,818,565.93
  6. Step 6: Final answer
    x = 166,176,037,794.42

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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.