Home / 509,052,014.62-763,573,142.87-301,641,124.10

Finding the Fourth Proportional to 509,052,014.62, 763,573,142.87 and 301,641,124.10

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Solution

The fourth proportional to 509,052,014.62, 763,573,142.87 and 301,641,124.10 is: 452,458,795.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,052,014.62 : 763,573,142.87 = 301,641,124.10 : x
  2. Step 2: Convert to fraction form
    509,052,014.62/763,573,142.87 = 301,641,124.10/x
  3. Step 3: Cross multiply
    509,052,014.62x = 763,573,142.87 × 301,641,124.10
  4. Step 4: Simplify right side
    509,052,014.62x = 230,325,061,145,374,016
  5. Step 5: Solve for x
    x = 230,325,061,145,374,016/509,052,014.62
  6. Step 6: Final answer
    x = 452,458,795.03

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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.