Home / 180,004,007.73-270,004,043.28-43,689,391.23

Finding the Fourth Proportional to 180,004,007.73, 270,004,043.28 and 43,689,391.23

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Solution

The fourth proportional to 180,004,007.73, 270,004,043.28 and 43,689,391.23 is: 65,533,609.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,004,007.73 : 270,004,043.28 = 43,689,391.23 : x
  2. Step 2: Convert to fraction form
    180,004,007.73/270,004,043.28 = 43,689,391.23/x
  3. Step 3: Cross multiply
    180,004,007.73x = 270,004,043.28 × 43,689,391.23
  4. Step 4: Simplify right side
    180,004,007.73x = 11,796,312,280,541,770
  5. Step 5: Solve for x
    x = 11,796,312,280,541,770/180,004,007.73
  6. Step 6: Final answer
    x = 65,533,609.11

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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.