Home / 352,555,608.60-528,833,412.90-189,296,933.40

Finding the Fourth Proportional to 352,555,608.60, 528,833,412.90 and 189,296,933.40

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Solution

The fourth proportional to 352,555,608.60, 528,833,412.90 and 189,296,933.40 is: 283,945,400.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,555,608.60 : 528,833,412.90 = 189,296,933.40 : x
  2. Step 2: Convert to fraction form
    352,555,608.60/528,833,412.90 = 189,296,933.40/x
  3. Step 3: Cross multiply
    352,555,608.60x = 528,833,412.90 × 189,296,933.40
  4. Step 4: Simplify right side
    352,555,608.60x = 100,106,543,341,426,000
  5. Step 5: Solve for x
    x = 100,106,543,341,426,000/352,555,608.60
  6. Step 6: Final answer
    x = 283,945,400.10

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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.