Home / 491,172,303,733.20-736,758,455,599.80-118,942,524,277.20

Finding the Fourth Proportional to 491,172,303,733.20, 736,758,455,599.80 and 118,942,524,277.20

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Solution

The fourth proportional to 491,172,303,733.20, 736,758,455,599.80 and 118,942,524,277.20 is: 178,413,786,415.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,172,303,733.20 : 736,758,455,599.80 = 118,942,524,277.20 : x
  2. Step 2: Convert to fraction form
    491,172,303,733.20/736,758,455,599.80 = 118,942,524,277.20/x
  3. Step 3: Cross multiply
    491,172,303,733.20x = 736,758,455,599.80 × 118,942,524,277.20
  4. Step 4: Simplify right side
    491,172,303,733.20x = 87,631,910,491,611,595,800,576
  5. Step 5: Solve for x
    x = 87,631,910,491,611,595,800,576/491,172,303,733.20
  6. Step 6: Final answer
    x = 178,413,786,415.80

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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.