Home / 228,942,241.80-342,909,477.90-137,907,054.60

Finding the Fourth Proportional to 228,942,241.80, 342,909,477.90 and 137,907,054.60

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Solution

The fourth proportional to 228,942,241.80, 342,909,477.90 and 137,907,054.60 is: 206,557,058.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,942,241.80 : 342,909,477.90 = 137,907,054.60 : x
  2. Step 2: Convert to fraction form
    228,942,241.80/342,909,477.90 = 137,907,054.60/x
  3. Step 3: Cross multiply
    228,942,241.80x = 342,909,477.90 × 137,907,054.60
  4. Step 4: Simplify right side
    228,942,241.80x = 47,289,636,091,612,792
  5. Step 5: Solve for x
    x = 47,289,636,091,612,792/228,942,241.80
  6. Step 6: Final answer
    x = 206,557,058.76

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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.