Home / 373,248,392.70-559,704,627.45-143,141,000.70

Finding the Fourth Proportional to 373,248,392.70, 559,704,627.45 and 143,141,000.70

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Solution

The fourth proportional to 373,248,392.70, 559,704,627.45 and 143,141,000.70 is: 214,647,087.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,248,392.70 : 559,704,627.45 = 143,141,000.70 : x
  2. Step 2: Convert to fraction form
    373,248,392.70/559,704,627.45 = 143,141,000.70/x
  3. Step 3: Cross multiply
    373,248,392.70x = 559,704,627.45 × 143,141,000.70
  4. Step 4: Simplify right side
    373,248,392.70x = 80,116,680,469,613,696
  5. Step 5: Solve for x
    x = 80,116,680,469,613,696/373,248,392.70
  6. Step 6: Final answer
    x = 214,647,087.67

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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.