Home / 406,652,644.96-609,621,215.28-161,181,582.64

Finding the Fourth Proportional to 406,652,644.96, 609,621,215.28 and 161,181,582.64

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Solution

The fourth proportional to 406,652,644.96, 609,621,215.28 and 161,181,582.64 is: 241,630,574.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,652,644.96 : 609,621,215.28 = 161,181,582.64 : x
  2. Step 2: Convert to fraction form
    406,652,644.96/609,621,215.28 = 161,181,582.64/x
  3. Step 3: Cross multiply
    406,652,644.96x = 609,621,215.28 × 161,181,582.64
  4. Step 4: Simplify right side
    406,652,644.96x = 98,259,712,289,750,544
  5. Step 5: Solve for x
    x = 98,259,712,289,750,544/406,652,644.96
  6. Step 6: Final answer
    x = 241,630,574.66

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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.