Home / 38,631,288,268.70-57,946,932,403.05-33,121,307,980.70

Finding the Fourth Proportional to 38,631,288,268.70, 57,946,932,403.05 and 33,121,307,980.70

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Solution

The fourth proportional to 38,631,288,268.70, 57,946,932,403.05 and 33,121,307,980.70 is: 49,681,961,971.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,631,288,268.70 : 57,946,932,403.05 = 33,121,307,980.70 : x
  2. Step 2: Convert to fraction form
    38,631,288,268.70/57,946,932,403.05 = 33,121,307,980.70/x
  3. Step 3: Cross multiply
    38,631,288,268.70x = 57,946,932,403.05 × 33,121,307,980.70
  4. Step 4: Simplify right side
    38,631,288,268.70x = 1,919,278,194,658,223,587,328
  5. Step 5: Solve for x
    x = 1,919,278,194,658,223,587,328/38,631,288,268.70
  6. Step 6: Final answer
    x = 49,681,961,971.05

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Double scale
Find fourth proportional to 38,631,288,269.70, 57,946,932,404.55 and 33,121,307,981.70
Similar ratio
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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.