Home / 219,024,591.45-328,536,887.18-132,860,290.65

Finding the Fourth Proportional to 219,024,591.45, 328,536,887.18 and 132,860,290.65

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Solution

The fourth proportional to 219,024,591.45, 328,536,887.18 and 132,860,290.65 is: 199,290,435.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,024,591.45 : 328,536,887.18 = 132,860,290.65 : x
  2. Step 2: Convert to fraction form
    219,024,591.45/328,536,887.18 = 132,860,290.65/x
  3. Step 3: Cross multiply
    219,024,591.45x = 328,536,887.18 × 132,860,290.65
  4. Step 4: Simplify right side
    219,024,591.45x = 43,649,506,319,316,760
  5. Step 5: Solve for x
    x = 43,649,506,319,316,760/219,024,591.45
  6. Step 6: Final answer
    x = 199,290,435.98

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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.