Home / 57,440,590.28-79,268,014.68-31,335,213.44

Finding the Fourth Proportional to 57,440,590.28, 79,268,014.68 and 31,335,213.44

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Solution

The fourth proportional to 57,440,590.28, 79,268,014.68 and 31,335,213.44 is: 43,242,594.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,440,590.28 : 79,268,014.68 = 31,335,213.44 : x
  2. Step 2: Convert to fraction form
    57,440,590.28/79,268,014.68 = 31,335,213.44/x
  3. Step 3: Cross multiply
    57,440,590.28x = 79,268,014.68 × 31,335,213.44
  4. Step 4: Simplify right side
    57,440,590.28x = 2,483,880,158,962,853.50
  5. Step 5: Solve for x
    x = 2,483,880,158,962,853.50/57,440,590.28
  6. Step 6: Final answer
    x = 43,242,594.60

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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.