Home / 383,154,611.40-574,731,917.10-168,163,763.40

Finding the Fourth Proportional to 383,154,611.40, 574,731,917.10 and 168,163,763.40

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Solution

The fourth proportional to 383,154,611.40, 574,731,917.10 and 168,163,763.40 is: 252,245,645.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,154,611.40 : 574,731,917.10 = 168,163,763.40 : x
  2. Step 2: Convert to fraction form
    383,154,611.40/574,731,917.10 = 168,163,763.40/x
  3. Step 3: Cross multiply
    383,154,611.40x = 574,731,917.10 × 168,163,763.40
  4. Step 4: Simplify right side
    383,154,611.40x = 96,649,082,125,632,816
  5. Step 5: Solve for x
    x = 96,649,082,125,632,816/383,154,611.40
  6. Step 6: Final answer
    x = 252,245,645.10

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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.