Home / 213,146,202.47-294,148,891.82-130,624,050.47

Finding the Fourth Proportional to 213,146,202.47, 294,148,891.82 and 130,624,050.47

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Solution

The fourth proportional to 213,146,202.47, 294,148,891.82 and 130,624,050.47 is: 180,265,560.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,146,202.47 : 294,148,891.82 = 130,624,050.47 : x
  2. Step 2: Convert to fraction form
    213,146,202.47/294,148,891.82 = 130,624,050.47/x
  3. Step 3: Cross multiply
    213,146,202.47x = 294,148,891.82 × 130,624,050.47
  4. Step 4: Simplify right side
    213,146,202.47x = 38,422,919,690,790,248
  5. Step 5: Solve for x
    x = 38,422,919,690,790,248/213,146,202.47
  6. Step 6: Final answer
    x = 180,265,560.66

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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.