Home / 401,469,069.42-554,036,868.81-225,270,096.66

Finding the Fourth Proportional to 401,469,069.42, 554,036,868.81 and 225,270,096.66

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Solution

The fourth proportional to 401,469,069.42, 554,036,868.81 and 225,270,096.66 is: 310,878,093.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,469,069.42 : 554,036,868.81 = 225,270,096.66 : x
  2. Step 2: Convert to fraction form
    401,469,069.42/554,036,868.81 = 225,270,096.66/x
  3. Step 3: Cross multiply
    401,469,069.42x = 554,036,868.81 × 225,270,096.66
  4. Step 4: Simplify right side
    401,469,069.42x = 124,807,938,990,032,432
  5. Step 5: Solve for x
    x = 124,807,938,990,032,432/401,469,069.42
  6. Step 6: Final answer
    x = 310,878,093.72

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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.