Home / 168,749,089,839.71-232,873,974,586.02-91,586,930,783.20

Finding the Fourth Proportional to 168,749,089,839.71, 232,873,974,586.02 and 91,586,930,783.20

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Solution

The fourth proportional to 168,749,089,839.71, 232,873,974,586.02 and 91,586,930,783.20 is: 126,390,089,640.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,749,089,839.71 : 232,873,974,586.02 = 91,586,930,783.20 : x
  2. Step 2: Convert to fraction form
    168,749,089,839.71/232,873,974,586.02 = 91,586,930,783.20/x
  3. Step 3: Cross multiply
    168,749,089,839.71x = 232,873,974,586.02 × 91,586,930,783.20
  4. Step 4: Simplify right side
    168,749,089,839.71x = 21,328,212,591,617,557,659,648
  5. Step 5: Solve for x
    x = 21,328,212,591,617,557,659,648/168,749,089,839.71
  6. Step 6: Final answer
    x = 126,390,089,640.64

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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.