Home / 325,835,740.90-488,753,611.35-188,086,233.70

Finding the Fourth Proportional to 325,835,740.90, 488,753,611.35 and 188,086,233.70

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Solution

The fourth proportional to 325,835,740.90, 488,753,611.35 and 188,086,233.70 is: 282,129,350.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,835,740.90 : 488,753,611.35 = 188,086,233.70 : x
  2. Step 2: Convert to fraction form
    325,835,740.90/488,753,611.35 = 188,086,233.70/x
  3. Step 3: Cross multiply
    325,835,740.90x = 488,753,611.35 × 188,086,233.70
  4. Step 4: Simplify right side
    325,835,740.90x = 91,927,825,966,095,072
  5. Step 5: Solve for x
    x = 91,927,825,966,095,072/325,835,740.90
  6. Step 6: Final answer
    x = 282,129,350.55

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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.