Home / 792,178,802.90-1,188,268,204.35-758,591,731.70

Finding the Fourth Proportional to 792,178,802.90, 1,188,268,204.35 and 758,591,731.70

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Solution

The fourth proportional to 792,178,802.90, 1,188,268,204.35 and 758,591,731.70 is: 1,137,887,597.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,178,802.90 : 1,188,268,204.35 = 758,591,731.70 : x
  2. Step 2: Convert to fraction form
    792,178,802.90/1,188,268,204.35 = 758,591,731.70/x
  3. Step 3: Cross multiply
    792,178,802.90x = 1,188,268,204.35 × 758,591,731.70
  4. Step 4: Simplify right side
    792,178,802.90x = 901,410,434,861,915,904
  5. Step 5: Solve for x
    x = 901,410,434,861,915,904/792,178,802.90
  6. Step 6: Final answer
    x = 1,137,887,597.55

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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.