Home / 213,345,023.49-294,414,565.01-120,523,844.61

Finding the Fourth Proportional to 213,345,023.49, 294,414,565.01 and 120,523,844.61

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Solution

The fourth proportional to 213,345,023.49, 294,414,565.01 and 120,523,844.61 is: 166,322,020.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,345,023.49 : 294,414,565.01 = 120,523,844.61 : x
  2. Step 2: Convert to fraction form
    213,345,023.49/294,414,565.01 = 120,523,844.61/x
  3. Step 3: Cross multiply
    213,345,023.49x = 294,414,565.01 × 120,523,844.61
  4. Step 4: Simplify right side
    213,345,023.49x = 35,483,975,283,583,364
  5. Step 5: Solve for x
    x = 35,483,975,283,583,364/213,345,023.49
  6. Step 6: Final answer
    x = 166,322,020.09

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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.