Home / 345,097,152,007.20-517,645,728,010.80-168,546,667,629.60

Finding the Fourth Proportional to 345,097,152,007.20, 517,645,728,010.80 and 168,546,667,629.60

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Solution

The fourth proportional to 345,097,152,007.20, 517,645,728,010.80 and 168,546,667,629.60 is: 252,820,001,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,097,152,007.20 : 517,645,728,010.80 = 168,546,667,629.60 : x
  2. Step 2: Convert to fraction form
    345,097,152,007.20/517,645,728,010.80 = 168,546,667,629.60/x
  3. Step 3: Cross multiply
    345,097,152,007.20x = 517,645,728,010.80 × 168,546,667,629.60
  4. Step 4: Simplify right side
    345,097,152,007.20x = 87,247,462,468,918,639,067,136
  5. Step 5: Solve for x
    x = 87,247,462,468,918,639,067,136/345,097,152,007.20
  6. Step 6: Final answer
    x = 252,820,001,444.40

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1.5x scale

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.