Home / 370,775,238,221.20-556,162,857,331.80-91,602,903,629.20

Finding the Fourth Proportional to 370,775,238,221.20, 556,162,857,331.80 and 91,602,903,629.20

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Solution

The fourth proportional to 370,775,238,221.20, 556,162,857,331.80 and 91,602,903,629.20 is: 137,404,355,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,775,238,221.20 : 556,162,857,331.80 = 91,602,903,629.20 : x
  2. Step 2: Convert to fraction form
    370,775,238,221.20/556,162,857,331.80 = 91,602,903,629.20/x
  3. Step 3: Cross multiply
    370,775,238,221.20x = 556,162,857,331.80 × 91,602,903,629.20
  4. Step 4: Simplify right side
    370,775,238,221.20x = 50,946,132,622,305,384,202,240
  5. Step 5: Solve for x
    x = 50,946,132,622,305,384,202,240/370,775,238,221.20
  6. Step 6: Final answer
    x = 137,404,355,443.80

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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.