Home / 430,963,867,793.73-646,446,423,855.10-175,993,251,336.22

Finding the Fourth Proportional to 430,963,867,793.73, 646,446,423,855.10 and 175,993,251,336.22

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Solution

The fourth proportional to 430,963,867,793.73, 646,446,423,855.10 and 175,993,251,336.22 is: 263,990,131,078.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,963,867,793.73 : 646,446,423,855.10 = 175,993,251,336.22 : x
  2. Step 2: Convert to fraction form
    430,963,867,793.73/646,446,423,855.10 = 175,993,251,336.22/x
  3. Step 3: Cross multiply
    430,963,867,793.73x = 646,446,423,855.10 × 175,993,251,336.22
  4. Step 4: Simplify right side
    430,963,867,793.73x = 113,770,207,948,931,216,703,488
  5. Step 5: Solve for x
    x = 113,770,207,948,931,216,703,488/430,963,867,793.73
  6. Step 6: Final answer
    x = 263,990,131,078.42

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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.