Home / 294,984,304.32-407,078,379.81-162,825,325.78

Finding the Fourth Proportional to 294,984,304.32, 407,078,379.81 and 162,825,325.78

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Solution

The fourth proportional to 294,984,304.32, 407,078,379.81 and 162,825,325.78 is: 224,698,971.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,984,304.32 : 407,078,379.81 = 162,825,325.78 : x
  2. Step 2: Convert to fraction form
    294,984,304.32/407,078,379.81 = 162,825,325.78/x
  3. Step 3: Cross multiply
    294,984,304.32x = 407,078,379.81 × 162,825,325.78
  4. Step 4: Simplify right side
    294,984,304.32x = 66,282,669,809,133,064
  5. Step 5: Solve for x
    x = 66,282,669,809,133,064/294,984,304.32
  6. Step 6: Final answer
    x = 224,698,971.57

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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.