Home / 1,684,336,330.23-2,324,228,148.72-931,633,309.55

Finding the Fourth Proportional to 1,684,336,330.23, 2,324,228,148.72 and 931,633,309.55

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Solution

The fourth proportional to 1,684,336,330.23, 2,324,228,148.72 and 931,633,309.55 is: 1,285,567,688.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,336,330.23 : 2,324,228,148.72 = 931,633,309.55 : x
  2. Step 2: Convert to fraction form
    1,684,336,330.23/2,324,228,148.72 = 931,633,309.55/x
  3. Step 3: Cross multiply
    1,684,336,330.23x = 2,324,228,148.72 × 931,633,309.55
  4. Step 4: Simplify right side
    1,684,336,330.23x = 2,165,328,362,329,661,696
  5. Step 5: Solve for x
    x = 2,165,328,362,329,661,696/1,684,336,330.23
  6. Step 6: Final answer
    x = 1,285,567,688.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.