Home / 405,422,631.63-608,072,502.01-110,340,745.98

Finding the Fourth Proportional to 405,422,631.63, 608,072,502.01 and 110,340,745.98

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Solution

The fourth proportional to 405,422,631.63, 608,072,502.01 and 110,340,745.98 is: 165,494,395.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,422,631.63 : 608,072,502.01 = 110,340,745.98 : x
  2. Step 2: Convert to fraction form
    405,422,631.63/608,072,502.01 = 110,340,745.98/x
  3. Step 3: Cross multiply
    405,422,631.63x = 608,072,502.01 × 110,340,745.98
  4. Step 4: Simplify right side
    405,422,631.63x = 67,095,173,481,156,744
  5. Step 5: Solve for x
    x = 67,095,173,481,156,744/405,422,631.63
  6. Step 6: Final answer
    x = 165,494,395.84

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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.