Home / 383,616,844.20-575,425,266.30-348,470,879.40

Finding the Fourth Proportional to 383,616,844.20, 575,425,266.30 and 348,470,879.40

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Solution

The fourth proportional to 383,616,844.20, 575,425,266.30 and 348,470,879.40 is: 522,706,319.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,616,844.20 : 575,425,266.30 = 348,470,879.40 : x
  2. Step 2: Convert to fraction form
    383,616,844.20/575,425,266.30 = 348,470,879.40/x
  3. Step 3: Cross multiply
    383,616,844.20x = 575,425,266.30 × 348,470,879.40
  4. Step 4: Simplify right side
    383,616,844.20x = 200,518,948,576,540,160
  5. Step 5: Solve for x
    x = 200,518,948,576,540,160/383,616,844.20
  6. Step 6: Final answer
    x = 522,706,319.10

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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.