Home / 405,422,631.12-608,072,501.26-110,340,745.48

Finding the Fourth Proportional to 405,422,631.12, 608,072,501.26 and 110,340,745.48

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Solution

The fourth proportional to 405,422,631.12, 608,072,501.26 and 110,340,745.48 is: 165,494,395.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,422,631.12 : 608,072,501.26 = 110,340,745.48 : x
  2. Step 2: Convert to fraction form
    405,422,631.12/608,072,501.26 = 110,340,745.48/x
  3. Step 3: Cross multiply
    405,422,631.12x = 608,072,501.26 × 110,340,745.48
  4. Step 4: Simplify right side
    405,422,631.12x = 67,095,173,095,196,752
  5. Step 5: Solve for x
    x = 67,095,173,095,196,752/405,422,631.12
  6. Step 6: Final answer
    x = 165,494,395.09

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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.