Home / 352,287,235.40-528,430,853.10-122,179,843.40

Finding the Fourth Proportional to 352,287,235.40, 528,430,853.10 and 122,179,843.40

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Solution

The fourth proportional to 352,287,235.40, 528,430,853.10 and 122,179,843.40 is: 183,269,765.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,287,235.40 : 528,430,853.10 = 122,179,843.40 : x
  2. Step 2: Convert to fraction form
    352,287,235.40/528,430,853.10 = 122,179,843.40/x
  3. Step 3: Cross multiply
    352,287,235.40x = 528,430,853.10 × 122,179,843.40
  4. Step 4: Simplify right side
    352,287,235.40x = 64,563,598,879,486,408
  5. Step 5: Solve for x
    x = 64,563,598,879,486,408/352,287,235.40
  6. Step 6: Final answer
    x = 183,269,765.10

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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.