Home / 168,749,089,840.71-232,873,974,587.40-91,586,930,784.20

Finding the Fourth Proportional to 168,749,089,840.71, 232,873,974,587.40 and 91,586,930,784.20

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Solution

The fourth proportional to 168,749,089,840.71, 232,873,974,587.40 and 91,586,930,784.20 is: 126,390,089,642.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,749,089,840.71 : 232,873,974,587.40 = 91,586,930,784.20 : x
  2. Step 2: Convert to fraction form
    168,749,089,840.71/232,873,974,587.40 = 91,586,930,784.20/x
  3. Step 3: Cross multiply
    168,749,089,840.71x = 232,873,974,587.40 × 91,586,930,784.20
  4. Step 4: Simplify right side
    168,749,089,840.71x = 21,328,212,591,977,751,904,256
  5. Step 5: Solve for x
    x = 21,328,212,591,977,751,904,256/168,749,089,840.71
  6. Step 6: Final answer
    x = 126,390,089,642.03

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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.