Home / 787,035,614.64-1,179,763,347.24-269,111,848.56

Finding the Fourth Proportional to 787,035,614.64, 1,179,763,347.24 and 269,111,848.56

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Solution

The fourth proportional to 787,035,614.64, 1,179,763,347.24 and 269,111,848.56 is: 403,397,621.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,035,614.64 : 1,179,763,347.24 = 269,111,848.56 : x
  2. Step 2: Convert to fraction form
    787,035,614.64/1,179,763,347.24 = 269,111,848.56/x
  3. Step 3: Cross multiply
    787,035,614.64x = 1,179,763,347.24 × 269,111,848.56
  4. Step 4: Simplify right side
    787,035,614.64x = 317,488,295,239,089,600
  5. Step 5: Solve for x
    x = 317,488,295,239,089,600/787,035,614.64
  6. Step 6: Final answer
    x = 403,397,621.83

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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.