Home / 352,544,811.70-528,817,217.55-214,592,350.90

Finding the Fourth Proportional to 352,544,811.70, 528,817,217.55 and 214,592,350.90

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Solution

The fourth proportional to 352,544,811.70, 528,817,217.55 and 214,592,350.90 is: 321,888,526.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,544,811.70 : 528,817,217.55 = 214,592,350.90 : x
  2. Step 2: Convert to fraction form
    352,544,811.70/528,817,217.55 = 214,592,350.90/x
  3. Step 3: Cross multiply
    352,544,811.70x = 528,817,217.55 × 214,592,350.90
  4. Step 4: Simplify right side
    352,544,811.70x = 113,480,129,910,451,248
  5. Step 5: Solve for x
    x = 113,480,129,910,451,248/352,544,811.70
  6. Step 6: Final answer
    x = 321,888,526.35

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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.