Home / 647,079,483.60-970,523,551.44-238,039,974.72

Finding the Fourth Proportional to 647,079,483.60, 970,523,551.44 and 238,039,974.72

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Solution

The fourth proportional to 647,079,483.60, 970,523,551.44 and 238,039,974.72 is: 357,024,766.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,079,483.60 : 970,523,551.44 = 238,039,974.72 : x
  2. Step 2: Convert to fraction form
    647,079,483.60/970,523,551.44 = 238,039,974.72/x
  3. Step 3: Cross multiply
    647,079,483.60x = 970,523,551.44 × 238,039,974.72
  4. Step 4: Simplify right side
    647,079,483.60x = 231,023,401,649,942,240
  5. Step 5: Solve for x
    x = 231,023,401,649,942,240/647,079,483.60
  6. Step 6: Final answer
    x = 357,024,766.67

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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.