Home / 219,901,367.66-303,516,736.18-125,870,030.10

Finding the Fourth Proportional to 219,901,367.66, 303,516,736.18 and 125,870,030.10

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Solution

The fourth proportional to 219,901,367.66, 303,516,736.18 and 125,870,030.10 is: 173,730,891.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,901,367.66 : 303,516,736.18 = 125,870,030.10 : x
  2. Step 2: Convert to fraction form
    219,901,367.66/303,516,736.18 = 125,870,030.10/x
  3. Step 3: Cross multiply
    219,901,367.66x = 303,516,736.18 × 125,870,030.10
  4. Step 4: Simplify right side
    219,901,367.66x = 38,203,660,718,515,680
  5. Step 5: Solve for x
    x = 38,203,660,718,515,680/219,901,367.66
  6. Step 6: Final answer
    x = 173,730,891.84

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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.