Home / 243,983,669,086.40-365,975,503,629.60-86,892,543,838.40

Finding the Fourth Proportional to 243,983,669,086.40, 365,975,503,629.60 and 86,892,543,838.40

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Solution

The fourth proportional to 243,983,669,086.40, 365,975,503,629.60 and 86,892,543,838.40 is: 130,338,815,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,983,669,086.40 : 365,975,503,629.60 = 86,892,543,838.40 : x
  2. Step 2: Convert to fraction form
    243,983,669,086.40/365,975,503,629.60 = 86,892,543,838.40/x
  3. Step 3: Cross multiply
    243,983,669,086.40x = 365,975,503,629.60 × 86,892,543,838.40
  4. Step 4: Simplify right side
    243,983,669,086.40x = 31,800,542,492,915,530,727,424
  5. Step 5: Solve for x
    x = 31,800,542,492,915,530,727,424/243,983,669,086.40
  6. Step 6: Final answer
    x = 130,338,815,757.60

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1.5x scale

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.