Home / 324,845,982.90-447,791,524.02-199,165,501.08

Finding the Fourth Proportional to 324,845,982.90, 447,791,524.02 and 199,165,501.08

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Solution

The fourth proportional to 324,845,982.90, 447,791,524.02 and 199,165,501.08 is: 274,544,331.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,845,982.90 : 447,791,524.02 = 199,165,501.08 : x
  2. Step 2: Convert to fraction form
    324,845,982.90/447,791,524.02 = 199,165,501.08/x
  3. Step 3: Cross multiply
    324,845,982.90x = 447,791,524.02 × 199,165,501.08
  4. Step 4: Simplify right side
    324,845,982.90x = 89,184,623,260,820,160
  5. Step 5: Solve for x
    x = 89,184,623,260,820,160/324,845,982.90
  6. Step 6: Final answer
    x = 274,544,331.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.