Home / 513,672,036.20-770,508,054.30-295,993,802.60

Finding the Fourth Proportional to 513,672,036.20, 770,508,054.30 and 295,993,802.60

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Solution

The fourth proportional to 513,672,036.20, 770,508,054.30 and 295,993,802.60 is: 443,990,703.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,672,036.20 : 770,508,054.30 = 295,993,802.60 : x
  2. Step 2: Convert to fraction form
    513,672,036.20/770,508,054.30 = 295,993,802.60/x
  3. Step 3: Cross multiply
    513,672,036.20x = 770,508,054.30 × 295,993,802.60
  4. Step 4: Simplify right side
    513,672,036.20x = 228,065,608,926,184,288
  5. Step 5: Solve for x
    x = 228,065,608,926,184,288/513,672,036.20
  6. Step 6: Final answer
    x = 443,990,703.90

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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.