Home / 434,322,599.54-651,478,213.10-106,800,939.86

Finding the Fourth Proportional to 434,322,599.54, 651,478,213.10 and 106,800,939.86

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Solution

The fourth proportional to 434,322,599.54, 651,478,213.10 and 106,800,939.86 is: 160,200,011.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,322,599.54 : 651,478,213.10 = 106,800,939.86 : x
  2. Step 2: Convert to fraction form
    434,322,599.54/651,478,213.10 = 106,800,939.86/x
  3. Step 3: Cross multiply
    434,322,599.54x = 651,478,213.10 × 106,800,939.86
  4. Step 4: Simplify right side
    434,322,599.54x = 69,578,485,454,402,976
  5. Step 5: Solve for x
    x = 69,578,485,454,402,976/434,322,599.54
  6. Step 6: Final answer
    x = 160,200,011.53

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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.