Home / 213,658,484.46-294,848,708.55-115,873,340.46

Finding the Fourth Proportional to 213,658,484.46, 294,848,708.55 and 115,873,340.46

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Solution

The fourth proportional to 213,658,484.46, 294,848,708.55 and 115,873,340.46 is: 159,905,209.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,658,484.46 : 294,848,708.55 = 115,873,340.46 : x
  2. Step 2: Convert to fraction form
    213,658,484.46/294,848,708.55 = 115,873,340.46/x
  3. Step 3: Cross multiply
    213,658,484.46x = 294,848,708.55 × 115,873,340.46
  4. Step 4: Simplify right side
    213,658,484.46x = 34,165,104,789,655,096
  5. Step 5: Solve for x
    x = 34,165,104,789,655,096/213,658,484.46
  6. Step 6: Final answer
    x = 159,905,209.83

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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.