Home / 213,658,487.46-294,848,712.69-115,873,343.46

Finding the Fourth Proportional to 213,658,487.46, 294,848,712.69 and 115,873,343.46

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Solution

The fourth proportional to 213,658,487.46, 294,848,712.69 and 115,873,343.46 is: 159,905,213.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,658,487.46 : 294,848,712.69 = 115,873,343.46 : x
  2. Step 2: Convert to fraction form
    213,658,487.46/294,848,712.69 = 115,873,343.46/x
  3. Step 3: Cross multiply
    213,658,487.46x = 294,848,712.69 × 115,873,343.46
  4. Step 4: Simplify right side
    213,658,487.46x = 34,165,106,154,267,228
  5. Step 5: Solve for x
    x = 34,165,106,154,267,228/213,658,487.46
  6. Step 6: Final answer
    x = 159,905,213.97

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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.