Home / 3,974,162,170.02-5,484,380,065.68-2,190,079,635.72

Finding the Fourth Proportional to 3,974,162,170.02, 5,484,380,065.68 and 2,190,079,635.72

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Solution

The fourth proportional to 3,974,162,170.02, 5,484,380,065.68 and 2,190,079,635.72 is: 3,022,329,885.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974,162,170.02 : 5,484,380,065.68 = 2,190,079,635.72 : x
  2. Step 2: Convert to fraction form
    3,974,162,170.02/5,484,380,065.68 = 2,190,079,635.72/x
  3. Step 3: Cross multiply
    3,974,162,170.02x = 5,484,380,065.68 × 2,190,079,635.72
  4. Step 4: Simplify right side
    3,974,162,170.02x = 12,011,229,096,394,483,712
  5. Step 5: Solve for x
    x = 12,011,229,096,394,483,712/3,974,162,170.02
  6. Step 6: Final answer
    x = 3,022,329,885.53

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Double scale
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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.