Home / 5,978,631,416.40-8,967,947,124.60-2,872,465,059.60

Finding the Fourth Proportional to 5,978,631,416.40, 8,967,947,124.60 and 2,872,465,059.60

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Solution

The fourth proportional to 5,978,631,416.40, 8,967,947,124.60 and 2,872,465,059.60 is: 4,308,697,589.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978,631,416.40 : 8,967,947,124.60 = 2,872,465,059.60 : x
  2. Step 2: Convert to fraction form
    5,978,631,416.40/8,967,947,124.60 = 2,872,465,059.60/x
  3. Step 3: Cross multiply
    5,978,631,416.40x = 8,967,947,124.60 × 2,872,465,059.60
  4. Step 4: Simplify right side
    5,978,631,416.40x = 25,760,114,771,753,787,392
  5. Step 5: Solve for x
    x = 25,760,114,771,753,787,392/5,978,631,416.40
  6. Step 6: Final answer
    x = 4,308,697,589.40

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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.