Home / 318,124,801.17-477,182,407.37-143,124,249.33

Finding the Fourth Proportional to 318,124,801.17, 477,182,407.37 and 143,124,249.33

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Solution

The fourth proportional to 318,124,801.17, 477,182,407.37 and 143,124,249.33 is: 214,684,217.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,124,801.17 : 477,182,407.37 = 143,124,249.33 : x
  2. Step 2: Convert to fraction form
    318,124,801.17/477,182,407.37 = 143,124,249.33/x
  3. Step 3: Cross multiply
    318,124,801.17x = 477,182,407.37 × 143,124,249.33
  4. Step 4: Simplify right side
    318,124,801.17x = 68,296,373,847,597,896
  5. Step 5: Solve for x
    x = 68,296,373,847,597,896/318,124,801.17
  6. Step 6: Final answer
    x = 214,684,217.00

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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.