Home / 352,018,311.55-528,027,467.33-256,466,823.55

Finding the Fourth Proportional to 352,018,311.55, 528,027,467.33 and 256,466,823.55

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Solution

The fourth proportional to 352,018,311.55, 528,027,467.33 and 256,466,823.55 is: 384,700,235.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,018,311.55 : 528,027,467.33 = 256,466,823.55 : x
  2. Step 2: Convert to fraction form
    352,018,311.55/528,027,467.33 = 256,466,823.55/x
  3. Step 3: Cross multiply
    352,018,311.55x = 528,027,467.33 × 256,466,823.55
  4. Step 4: Simplify right side
    352,018,311.55x = 135,421,527,293,276,496
  5. Step 5: Solve for x
    x = 135,421,527,293,276,496/352,018,311.55
  6. Step 6: Final answer
    x = 384,700,235.33

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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.