Home / 286,800,959,936.78-395,820,030,661.52-163,232,143,236

Finding the Fourth Proportional to 286,800,959,936.78, 395,820,030,661.52 and 163,232,143,236

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Solution

The fourth proportional to 286,800,959,936.78, 395,820,030,661.52 and 163,232,143,236 is: 225,280,110,481.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,800,959,936.78 : 395,820,030,661.52 = 163,232,143,236 : x
  2. Step 2: Convert to fraction form
    286,800,959,936.78/395,820,030,661.52 = 163,232,143,236/x
  3. Step 3: Cross multiply
    286,800,959,936.78x = 395,820,030,661.52 × 163,232,143,236
  4. Step 4: Simplify right side
    286,800,959,936.78x = 64,610,551,940,619,144,527,872
  5. Step 5: Solve for x
    x = 64,610,551,940,619,144,527,872/286,800,959,936.78
  6. Step 6: Final answer
    x = 225,280,110,481.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.