Home / 318,594,971.64-477,942,845.94-114,118,519.80

Finding the Fourth Proportional to 318,594,971.64, 477,942,845.94 and 114,118,519.80

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Solution

The fourth proportional to 318,594,971.64, 477,942,845.94 and 114,118,519.80 is: 171,195,828.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,594,971.64 : 477,942,845.94 = 114,118,519.80 : x
  2. Step 2: Convert to fraction form
    318,594,971.64/477,942,845.94 = 114,118,519.80/x
  3. Step 3: Cross multiply
    318,594,971.64x = 477,942,845.94 × 114,118,519.80
  4. Step 4: Simplify right side
    318,594,971.64x = 54,542,130,127,672,240
  5. Step 5: Solve for x
    x = 54,542,130,127,672,240/318,594,971.64
  6. Step 6: Final answer
    x = 171,195,828.51

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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.