Home / 3,821,871,065.30-5,271,465,187.73-2,551,071,311.55

Finding the Fourth Proportional to 3,821,871,065.30, 5,271,465,187.73 and 2,551,071,311.55

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Solution

The fourth proportional to 3,821,871,065.30, 5,271,465,187.73 and 2,551,071,311.55 is: 3,518,664,910.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,871,065.30 : 5,271,465,187.73 = 2,551,071,311.55 : x
  2. Step 2: Convert to fraction form
    3,821,871,065.30/5,271,465,187.73 = 2,551,071,311.55/x
  3. Step 3: Cross multiply
    3,821,871,065.30x = 5,271,465,187.73 × 2,551,071,311.55
  4. Step 4: Simplify right side
    3,821,871,065.30x = 13,447,883,610,258,661,376
  5. Step 5: Solve for x
    x = 13,447,883,610,258,661,376/3,821,871,065.30
  6. Step 6: Final answer
    x = 3,518,664,910.59

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Double scale
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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.