Home / 397,023,995.20-595,536,208.80-124,416,097.60

Finding the Fourth Proportional to 397,023,995.20, 595,536,208.80 and 124,416,097.60

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Solution

The fourth proportional to 397,023,995.20, 595,536,208.80 and 124,416,097.60 is: 186,624,214.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,023,995.20 : 595,536,208.80 = 124,416,097.60 : x
  2. Step 2: Convert to fraction form
    397,023,995.20/595,536,208.80 = 124,416,097.60/x
  3. Step 3: Cross multiply
    397,023,995.20x = 595,536,208.80 × 124,416,097.60
  4. Step 4: Simplify right side
    397,023,995.20x = 74,094,291,078,394,768
  5. Step 5: Solve for x
    x = 74,094,291,078,394,768/397,023,995.20
  6. Step 6: Final answer
    x = 186,624,214.09

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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.