Home / 180,004,006.73-270,004,041.78-43,689,390.23

Finding the Fourth Proportional to 180,004,006.73, 270,004,041.78 and 43,689,390.23

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Solution

The fourth proportional to 180,004,006.73, 270,004,041.78 and 43,689,390.23 is: 65,533,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,004,006.73 : 270,004,041.78 = 43,689,390.23 : x
  2. Step 2: Convert to fraction form
    180,004,006.73/270,004,041.78 = 43,689,390.23/x
  3. Step 3: Cross multiply
    180,004,006.73x = 270,004,041.78 × 43,689,390.23
  4. Step 4: Simplify right side
    180,004,006.73x = 11,796,311,943,653,622
  5. Step 5: Solve for x
    x = 11,796,311,943,653,622/180,004,006.73
  6. Step 6: Final answer
    x = 65,533,607.60

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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.