Home / 3,778,299,459-5,213,801,311.02-2,170,806,170.04

Finding the Fourth Proportional to 3,778,299,459, 5,213,801,311.02 and 2,170,806,170.04

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Solution

The fourth proportional to 3,778,299,459, 5,213,801,311.02 and 2,170,806,170.04 is: 2,995,567,762.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,299,459 : 5,213,801,311.02 = 2,170,806,170.04 : x
  2. Step 2: Convert to fraction form
    3,778,299,459/5,213,801,311.02 = 2,170,806,170.04/x
  3. Step 3: Cross multiply
    3,778,299,459x = 5,213,801,311.02 × 2,170,806,170.04
  4. Step 4: Simplify right side
    3,778,299,459x = 11,318,152,055,324,858,368
  5. Step 5: Solve for x
    x = 11,318,152,055,324,858,368/3,778,299,459
  6. Step 6: Final answer
    x = 2,995,567,762.20

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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.