Home / 262,277,938.64-361,975,294.56-149,274,907.03

Finding the Fourth Proportional to 262,277,938.64, 361,975,294.56 and 149,274,907.03

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Solution

The fourth proportional to 262,277,938.64, 361,975,294.56 and 149,274,907.03 is: 206,017,436.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,277,938.64 : 361,975,294.56 = 149,274,907.03 : x
  2. Step 2: Convert to fraction form
    262,277,938.64/361,975,294.56 = 149,274,907.03/x
  3. Step 3: Cross multiply
    262,277,938.64x = 361,975,294.56 × 149,274,907.03
  4. Step 4: Simplify right side
    262,277,938.64x = 54,033,828,442,600,864
  5. Step 5: Solve for x
    x = 54,033,828,442,600,864/262,277,938.64
  6. Step 6: Final answer
    x = 206,017,436.02

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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.