Home / 430,963,867,901.10-646,446,424,016.20-175,993,251,443.65

Finding the Fourth Proportional to 430,963,867,901.10, 646,446,424,016.20 and 175,993,251,443.65

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Solution

The fourth proportional to 430,963,867,901.10, 646,446,424,016.20 and 175,993,251,443.65 is: 263,990,131,239.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,963,867,901.10 : 646,446,424,016.20 = 175,993,251,443.65 : x
  2. Step 2: Convert to fraction form
    430,963,867,901.10/646,446,424,016.20 = 175,993,251,443.65/x
  3. Step 3: Cross multiply
    430,963,867,901.10x = 646,446,424,016.20 × 175,993,251,443.65
  4. Step 4: Simplify right side
    430,963,867,901.10x = 113,770,208,046,731,464,015,872
  5. Step 5: Solve for x
    x = 113,770,208,046,731,464,015,872/430,963,867,901.10
  6. Step 6: Final answer
    x = 263,990,131,239.59

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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.