Home / 310,120,849.44-427,969,642.32-170,896,593.60

Finding the Fourth Proportional to 310,120,849.44, 427,969,642.32 and 170,896,593.60

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Solution

The fourth proportional to 310,120,849.44, 427,969,642.32 and 170,896,593.60 is: 235,838,880.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,120,849.44 : 427,969,642.32 = 170,896,593.60 : x
  2. Step 2: Convert to fraction form
    310,120,849.44/427,969,642.32 = 170,896,593.60/x
  3. Step 3: Cross multiply
    310,120,849.44x = 427,969,642.32 × 170,896,593.60
  4. Step 4: Simplify right side
    310,120,849.44x = 73,138,554,036,698,400
  5. Step 5: Solve for x
    x = 73,138,554,036,698,400/310,120,849.44
  6. Step 6: Final answer
    x = 235,838,880.77

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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.