Home / 221,274,133.40-331,911,200.10-93,606,728.60

Finding the Fourth Proportional to 221,274,133.40, 331,911,200.10 and 93,606,728.60

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Solution

The fourth proportional to 221,274,133.40, 331,911,200.10 and 93,606,728.60 is: 140,410,092.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,274,133.40 : 331,911,200.10 = 93,606,728.60 : x
  2. Step 2: Convert to fraction form
    221,274,133.40/331,911,200.10 = 93,606,728.60/x
  3. Step 3: Cross multiply
    221,274,133.40x = 331,911,200.10 × 93,606,728.60
  4. Step 4: Simplify right side
    221,274,133.40x = 31,069,121,627,060,992
  5. Step 5: Solve for x
    x = 31,069,121,627,060,992/221,274,133.40
  6. Step 6: Final answer
    x = 140,410,092.90

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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.