Home / 213,188,893.80-319,734,996.98-96,527,235.40

Finding the Fourth Proportional to 213,188,893.80, 319,734,996.98 and 96,527,235.40

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Solution

The fourth proportional to 213,188,893.80, 319,734,996.98 and 96,527,235.40 is: 144,768,964.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,188,893.80 : 319,734,996.98 = 96,527,235.40 : x
  2. Step 2: Convert to fraction form
    213,188,893.80/319,734,996.98 = 96,527,235.40/x
  3. Step 3: Cross multiply
    213,188,893.80x = 319,734,996.98 × 96,527,235.40
  4. Step 4: Simplify right side
    213,188,893.80x = 30,863,135,317,824,776
  5. Step 5: Solve for x
    x = 30,863,135,317,824,776/213,188,893.80
  6. Step 6: Final answer
    x = 144,768,964.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.