Home / 670,716,491.91-1,006,074,737.86-186,042,299.91

Finding the Fourth Proportional to 670,716,491.91, 1,006,074,737.86 and 186,042,299.91

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Solution

The fourth proportional to 670,716,491.91, 1,006,074,737.86 and 186,042,299.91 is: 279,063,449.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,716,491.91 : 1,006,074,737.86 = 186,042,299.91 : x
  2. Step 2: Convert to fraction form
    670,716,491.91/1,006,074,737.86 = 186,042,299.91/x
  3. Step 3: Cross multiply
    670,716,491.91x = 1,006,074,737.86 × 186,042,299.91
  4. Step 4: Simplify right side
    670,716,491.91x = 187,172,458,108,940,352
  5. Step 5: Solve for x
    x = 187,172,458,108,940,352/670,716,491.91
  6. Step 6: Final answer
    x = 279,063,449.86

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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.