Home / 352,556,624.16-528,480,181.44-145,446,091.20

Finding the Fourth Proportional to 352,556,624.16, 528,480,181.44 and 145,446,091.20

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Solution

The fourth proportional to 352,556,624.16, 528,480,181.44 and 145,446,091.20 is: 218,022,783.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,556,624.16 : 528,480,181.44 = 145,446,091.20 : x
  2. Step 2: Convert to fraction form
    352,556,624.16/528,480,181.44 = 145,446,091.20/x
  3. Step 3: Cross multiply
    352,556,624.16x = 528,480,181.44 × 145,446,091.20
  4. Step 4: Simplify right side
    352,556,624.16x = 76,865,376,667,114,784
  5. Step 5: Solve for x
    x = 76,865,376,667,114,784/352,556,624.16
  6. Step 6: Final answer
    x = 218,022,783.86

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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.