Home / 219,024,601.70-328,536,902.55-132,860,300.90

Finding the Fourth Proportional to 219,024,601.70, 328,536,902.55 and 132,860,300.90

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Solution

The fourth proportional to 219,024,601.70, 328,536,902.55 and 132,860,300.90 is: 199,290,451.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,024,601.70 : 328,536,902.55 = 132,860,300.90 : x
  2. Step 2: Convert to fraction form
    219,024,601.70/328,536,902.55 = 132,860,300.90/x
  3. Step 3: Cross multiply
    219,024,601.70x = 328,536,902.55 × 132,860,300.90
  4. Step 4: Simplify right side
    219,024,601.70x = 43,649,511,729,546,984
  5. Step 5: Solve for x
    x = 43,649,511,729,546,984/219,024,601.70
  6. Step 6: Final answer
    x = 199,290,451.35

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1.5x scale

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.