Home / 406,652,645.96-609,621,216.78-161,181,583.64

Finding the Fourth Proportional to 406,652,645.96, 609,621,216.78 and 161,181,583.64

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Solution

The fourth proportional to 406,652,645.96, 609,621,216.78 and 161,181,583.64 is: 241,630,576.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,652,645.96 : 609,621,216.78 = 161,181,583.64 : x
  2. Step 2: Convert to fraction form
    406,652,645.96/609,621,216.78 = 161,181,583.64/x
  3. Step 3: Cross multiply
    406,652,645.96x = 609,621,216.78 × 161,181,583.64
  4. Step 4: Simplify right side
    406,652,645.96x = 98,259,713,141,144,128
  5. Step 5: Solve for x
    x = 98,259,713,141,144,128/406,652,645.96
  6. Step 6: Final answer
    x = 241,630,576.16

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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.