Home / 286,800,959,940.78-395,820,030,667.04-163,232,143,240

Finding the Fourth Proportional to 286,800,959,940.78, 395,820,030,667.04 and 163,232,143,240

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Solution

The fourth proportional to 286,800,959,940.78, 395,820,030,667.04 and 163,232,143,240 is: 225,280,110,486.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,800,959,940.78 : 395,820,030,667.04 = 163,232,143,240 : x
  2. Step 2: Convert to fraction form
    286,800,959,940.78/395,820,030,667.04 = 163,232,143,240/x
  3. Step 3: Cross multiply
    286,800,959,940.78x = 395,820,030,667.04 × 163,232,143,240
  4. Step 4: Simplify right side
    286,800,959,940.78x = 64,610,551,943,103,464,341,504
  5. Step 5: Solve for x
    x = 64,610,551,943,103,464,341,504/286,800,959,940.78
  6. Step 6: Final answer
    x = 225,280,110,486.54

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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.