Home / 38,631,288,275.70-57,946,932,413.55-33,121,307,987.70

Finding the Fourth Proportional to 38,631,288,275.70, 57,946,932,413.55 and 33,121,307,987.70

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Solution

The fourth proportional to 38,631,288,275.70, 57,946,932,413.55 and 33,121,307,987.70 is: 49,681,961,981.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,631,288,275.70 : 57,946,932,413.55 = 33,121,307,987.70 : x
  2. Step 2: Convert to fraction form
    38,631,288,275.70/57,946,932,413.55 = 33,121,307,987.70/x
  3. Step 3: Cross multiply
    38,631,288,275.70x = 57,946,932,413.55 × 33,121,307,987.70
  4. Step 4: Simplify right side
    38,631,288,275.70x = 1,919,278,195,411,625,705,472
  5. Step 5: Solve for x
    x = 1,919,278,195,411,625,705,472/38,631,288,275.70
  6. Step 6: Final answer
    x = 49,681,961,981.55

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Double scale
Find fourth proportional to 38,631,288,276.70, 57,946,932,415.05 and 33,121,307,988.70
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.