Home / 829,889,481.74-1,244,479,883.09-480,376,800.72

Finding the Fourth Proportional to 829,889,481.74, 1,244,479,883.09 and 480,376,800.72

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Solution

The fourth proportional to 829,889,481.74, 1,244,479,883.09 and 480,376,800.72 is: 720,360,093.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,889,481.74 : 1,244,479,883.09 = 480,376,800.72 : x
  2. Step 2: Convert to fraction form
    829,889,481.74/1,244,479,883.09 = 480,376,800.72/x
  3. Step 3: Cross multiply
    829,889,481.74x = 1,244,479,883.09 × 480,376,800.72
  4. Step 4: Simplify right side
    829,889,481.74x = 597,819,264,796,771,968
  5. Step 5: Solve for x
    x = 597,819,264,796,771,968/829,889,481.74
  6. Step 6: Final answer
    x = 720,360,093.67

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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.