Home / 319,453,041,503.52-479,209,019,579.40-104,322,711,363.86

Finding the Fourth Proportional to 319,453,041,503.52, 479,209,019,579.40 and 104,322,711,363.86

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Solution

The fourth proportional to 319,453,041,503.52, 479,209,019,579.40 and 104,322,711,363.86 is: 156,493,686,825.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,453,041,503.52 : 479,209,019,579.40 = 104,322,711,363.86 : x
  2. Step 2: Convert to fraction form
    319,453,041,503.52/479,209,019,579.40 = 104,322,711,363.86/x
  3. Step 3: Cross multiply
    319,453,041,503.52x = 479,209,019,579.40 × 104,322,711,363.86
  4. Step 4: Simplify right side
    319,453,041,503.52x = 49,992,384,232,540,084,371,456
  5. Step 5: Solve for x
    x = 49,992,384,232,540,084,371,456/319,453,041,503.52
  6. Step 6: Final answer
    x = 156,493,686,825.61

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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.