Home / 65,561,664,645.53-98,351,878,044.65-20,186,212,070.60

Finding the Fourth Proportional to 65,561,664,645.53, 98,351,878,044.65 and 20,186,212,070.60

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Solution

The fourth proportional to 65,561,664,645.53, 98,351,878,044.65 and 20,186,212,070.60 is: 30,282,206,507.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,561,664,645.53 : 98,351,878,044.65 = 20,186,212,070.60 : x
  2. Step 2: Convert to fraction form
    65,561,664,645.53/98,351,878,044.65 = 20,186,212,070.60/x
  3. Step 3: Cross multiply
    65,561,664,645.53x = 98,351,878,044.65 × 20,186,212,070.60
  4. Step 4: Simplify right side
    65,561,664,645.53x = 1,985,351,867,751,034,781,696
  5. Step 5: Solve for x
    x = 1,985,351,867,751,034,781,696/65,561,664,645.53
  6. Step 6: Final answer
    x = 30,282,206,507.19

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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.