Home / 294,902,643.36-442,551,446.80-122,379,622.64

Finding the Fourth Proportional to 294,902,643.36, 442,551,446.80 and 122,379,622.64

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Solution

The fourth proportional to 294,902,643.36, 442,551,446.80 and 122,379,622.64 is: 183,651,385.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,902,643.36 : 442,551,446.80 = 122,379,622.64 : x
  2. Step 2: Convert to fraction form
    294,902,643.36/442,551,446.80 = 122,379,622.64/x
  3. Step 3: Cross multiply
    294,902,643.36x = 442,551,446.80 × 122,379,622.64
  4. Step 4: Simplify right side
    294,902,643.36x = 54,159,279,058,170,040
  5. Step 5: Solve for x
    x = 54,159,279,058,170,040/294,902,643.36
  6. Step 6: Final answer
    x = 183,651,385.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.