Home / 352,270,143.60-528,405,215.40-329,595,327.60

Finding the Fourth Proportional to 352,270,143.60, 528,405,215.40 and 329,595,327.60

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Solution

The fourth proportional to 352,270,143.60, 528,405,215.40 and 329,595,327.60 is: 494,392,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,270,143.60 : 528,405,215.40 = 329,595,327.60 : x
  2. Step 2: Convert to fraction form
    352,270,143.60/528,405,215.40 = 329,595,327.60/x
  3. Step 3: Cross multiply
    352,270,143.60x = 528,405,215.40 × 329,595,327.60
  4. Step 4: Simplify right side
    352,270,143.60x = 174,159,890,075,311,584
  5. Step 5: Solve for x
    x = 174,159,890,075,311,584/352,270,143.60
  6. Step 6: Final answer
    x = 494,392,991.40

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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.