Home / 271,984,387.95-375,399,036-172,845,804.42

Finding the Fourth Proportional to 271,984,387.95, 375,399,036 and 172,845,804.42

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Solution

The fourth proportional to 271,984,387.95, 375,399,036 and 172,845,804.42 is: 238,565,709.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,984,387.95 : 375,399,036 = 172,845,804.42 : x
  2. Step 2: Convert to fraction form
    271,984,387.95/375,399,036 = 172,845,804.42/x
  3. Step 3: Cross multiply
    271,984,387.95x = 375,399,036 × 172,845,804.42
  4. Step 4: Simplify right side
    271,984,387.95x = 64,886,148,355,912,536
  5. Step 5: Solve for x
    x = 64,886,148,355,912,536/271,984,387.95
  6. Step 6: Final answer
    x = 238,565,709.03

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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.