Home / 430,963,867,797.42-646,446,423,860.60-175,993,251,339.91

Finding the Fourth Proportional to 430,963,867,797.42, 646,446,423,860.60 and 175,993,251,339.91

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Solution

The fourth proportional to 430,963,867,797.42, 646,446,423,860.60 and 175,993,251,339.91 is: 263,990,131,083.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,963,867,797.42 : 646,446,423,860.60 = 175,993,251,339.91 : x
  2. Step 2: Convert to fraction form
    430,963,867,797.42/646,446,423,860.60 = 175,993,251,339.91/x
  3. Step 3: Cross multiply
    430,963,867,797.42x = 646,446,423,860.60 × 175,993,251,339.91
  4. Step 4: Simplify right side
    430,963,867,797.42x = 113,770,207,952,284,562,751,488
  5. Step 5: Solve for x
    x = 113,770,207,952,284,562,751,488/430,963,867,797.42
  6. Step 6: Final answer
    x = 263,990,131,083.94

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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.