Home / 209,955,742.20-314,933,613.30-133,050,324.60

Finding the Fourth Proportional to 209,955,742.20, 314,933,613.30 and 133,050,324.60

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Solution

The fourth proportional to 209,955,742.20, 314,933,613.30 and 133,050,324.60 is: 199,575,486.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,955,742.20 : 314,933,613.30 = 133,050,324.60 : x
  2. Step 2: Convert to fraction form
    209,955,742.20/314,933,613.30 = 133,050,324.60/x
  3. Step 3: Cross multiply
    209,955,742.20x = 314,933,613.30 × 133,050,324.60
  4. Step 4: Simplify right side
    209,955,742.20x = 41,902,019,477,015,880
  5. Step 5: Solve for x
    x = 41,902,019,477,015,880/209,955,742.20
  6. Step 6: Final answer
    x = 199,575,486.90

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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.