Home / 339,219,329.71-468,134,042.08-188,518,336.15

Finding the Fourth Proportional to 339,219,329.71, 468,134,042.08 and 188,518,336.15

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Solution

The fourth proportional to 339,219,329.71, 468,134,042.08 and 188,518,336.15 is: 260,161,621.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,219,329.71 : 468,134,042.08 = 188,518,336.15 : x
  2. Step 2: Convert to fraction form
    339,219,329.71/468,134,042.08 = 188,518,336.15/x
  3. Step 3: Cross multiply
    339,219,329.71x = 468,134,042.08 × 188,518,336.15
  4. Step 4: Simplify right side
    339,219,329.71x = 88,251,850,708,095,680
  5. Step 5: Solve for x
    x = 88,251,850,708,095,680/339,219,329.71
  6. Step 6: Final answer
    x = 260,161,621.05

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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.