Home / 383,617,231.20-575,425,846.80-380,929,845.60

Finding the Fourth Proportional to 383,617,231.20, 575,425,846.80 and 380,929,845.60

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Solution

The fourth proportional to 383,617,231.20, 575,425,846.80 and 380,929,845.60 is: 571,394,768.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,617,231.20 : 575,425,846.80 = 380,929,845.60 : x
  2. Step 2: Convert to fraction form
    383,617,231.20/575,425,846.80 = 380,929,845.60/x
  3. Step 3: Cross multiply
    383,617,231.20x = 575,425,846.80 × 380,929,845.60
  4. Step 4: Simplify right side
    383,617,231.20x = 219,196,878,975,773,248
  5. Step 5: Solve for x
    x = 219,196,878,975,773,248/383,617,231.20
  6. Step 6: Final answer
    x = 571,394,768.40

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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.