Home / 271,999,846.08-407,959,909.47-133,788,354.21

Finding the Fourth Proportional to 271,999,846.08, 407,959,909.47 and 133,788,354.21

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Solution

The fourth proportional to 271,999,846.08, 407,959,909.47 and 133,788,354.21 is: 200,662,925.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,999,846.08 : 407,959,909.47 = 133,788,354.21 : x
  2. Step 2: Convert to fraction form
    271,999,846.08/407,959,909.47 = 133,788,354.21/x
  3. Step 3: Cross multiply
    271,999,846.08x = 407,959,909.47 × 133,788,354.21
  4. Step 4: Simplify right side
    271,999,846.08x = 54,580,284,871,651,896
  5. Step 5: Solve for x
    x = 54,580,284,871,651,896/271,999,846.08
  6. Step 6: Final answer
    x = 200,662,925.58

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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.