Home / 80,269,447,577.92-110,778,034,121.76-48,156,012,462.40

Finding the Fourth Proportional to 80,269,447,577.92, 110,778,034,121.76 and 48,156,012,462.40

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Solution

The fourth proportional to 80,269,447,577.92, 110,778,034,121.76 and 48,156,012,462.40 is: 66,459,014,640.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,269,447,577.92 : 110,778,034,121.76 = 48,156,012,462.40 : x
  2. Step 2: Convert to fraction form
    80,269,447,577.92/110,778,034,121.76 = 48,156,012,462.40/x
  3. Step 3: Cross multiply
    80,269,447,577.92x = 110,778,034,121.76 × 48,156,012,462.40
  4. Step 4: Simplify right side
    80,269,447,577.92x = 5,334,628,391,727,647,424,512
  5. Step 5: Solve for x
    x = 5,334,628,391,727,647,424,512/80,269,447,577.92
  6. Step 6: Final answer
    x = 66,459,014,640.02

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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.