Home / 383,078,993,647.44-574,619,043,506.31-156,438,445,685.21

Finding the Fourth Proportional to 383,078,993,647.44, 574,619,043,506.31 and 156,438,445,685.21

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Solution

The fourth proportional to 383,078,993,647.44, 574,619,043,506.31 and 156,438,445,685.21 is: 234,657,894,371.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,078,993,647.44 : 574,619,043,506.31 = 156,438,445,685.21 : x
  2. Step 2: Convert to fraction form
    383,078,993,647.44/574,619,043,506.31 = 156,438,445,685.21/x
  3. Step 3: Cross multiply
    383,078,993,647.44x = 574,619,043,506.31 × 156,438,445,685.21
  4. Step 4: Simplify right side
    383,078,993,647.44x = 89,892,510,027,249,210,097,664
  5. Step 5: Solve for x
    x = 89,892,510,027,249,210,097,664/383,078,993,647.44
  6. Step 6: Final answer
    x = 234,657,894,371.47

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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.