Home / 580,243,014.44-800,727,848.87-315,921,975.74

Finding the Fourth Proportional to 580,243,014.44, 800,727,848.87 and 315,921,975.74

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Solution

The fourth proportional to 580,243,014.44, 800,727,848.87 and 315,921,975.74 is: 435,968,237.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,243,014.44 : 800,727,848.87 = 315,921,975.74 : x
  2. Step 2: Convert to fraction form
    580,243,014.44/800,727,848.87 = 315,921,975.74/x
  3. Step 3: Cross multiply
    580,243,014.44x = 800,727,848.87 × 315,921,975.74
  4. Step 4: Simplify right side
    580,243,014.44x = 252,967,524,039,467,296
  5. Step 5: Solve for x
    x = 252,967,524,039,467,296/580,243,014.44
  6. Step 6: Final answer
    x = 435,968,237.01

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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.