Home / 443,314,246.40-664,982,774.40-210,090,233.60

Finding the Fourth Proportional to 443,314,246.40, 664,982,774.40 and 210,090,233.60

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Solution

The fourth proportional to 443,314,246.40, 664,982,774.40 and 210,090,233.60 is: 315,140,755.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,314,246.40 : 664,982,774.40 = 210,090,233.60 : x
  2. Step 2: Convert to fraction form
    443,314,246.40/664,982,774.40 = 210,090,233.60/x
  3. Step 3: Cross multiply
    443,314,246.40x = 664,982,774.40 × 210,090,233.60
  4. Step 4: Simplify right side
    443,314,246.40x = 139,706,386,413,672,096
  5. Step 5: Solve for x
    x = 139,706,386,413,672,096/443,314,246.40
  6. Step 6: Final answer
    x = 315,140,755.23

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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.