Home / 274,936,801.28-379,426,405.97-170,548,506.50

Finding the Fourth Proportional to 274,936,801.28, 379,426,405.97 and 170,548,506.50

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Solution

The fourth proportional to 274,936,801.28, 379,426,405.97 and 170,548,506.50 is: 235,365,387.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,936,801.28 : 379,426,405.97 = 170,548,506.50 : x
  2. Step 2: Convert to fraction form
    274,936,801.28/379,426,405.97 = 170,548,506.50/x
  3. Step 3: Cross multiply
    274,936,801.28x = 379,426,405.97 × 170,548,506.50
  4. Step 4: Simplify right side
    274,936,801.28x = 64,710,606,863,993,440
  5. Step 5: Solve for x
    x = 64,710,606,863,993,440/274,936,801.28
  6. Step 6: Final answer
    x = 235,365,387.84

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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.