Home / 264,912,311.76-397,338,198.19-70,838,861.24

Finding the Fourth Proportional to 264,912,311.76, 397,338,198.19 and 70,838,861.24

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Solution

The fourth proportional to 264,912,311.76, 397,338,198.19 and 70,838,861.24 is: 106,250,197.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,912,311.76 : 397,338,198.19 = 70,838,861.24 : x
  2. Step 2: Convert to fraction form
    264,912,311.76/397,338,198.19 = 70,838,861.24/x
  3. Step 3: Cross multiply
    264,912,311.76x = 397,338,198.19 × 70,838,861.24
  4. Step 4: Simplify right side
    264,912,311.76x = 28,146,985,484,769,240
  5. Step 5: Solve for x
    x = 28,146,985,484,769,240/264,912,311.76
  6. Step 6: Final answer
    x = 106,250,197.65

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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.