Home / 228,683,072.34-315,584,636.40-124,261,141.14

Finding the Fourth Proportional to 228,683,072.34, 315,584,636.40 and 124,261,141.14

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Solution

The fourth proportional to 228,683,072.34, 315,584,636.40 and 124,261,141.14 is: 171,481,459.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,683,072.34 : 315,584,636.40 = 124,261,141.14 : x
  2. Step 2: Convert to fraction form
    228,683,072.34/315,584,636.40 = 124,261,141.14/x
  3. Step 3: Cross multiply
    228,683,072.34x = 315,584,636.40 × 124,261,141.14
  4. Step 4: Simplify right side
    228,683,072.34x = 39,214,907,045,315,976
  5. Step 5: Solve for x
    x = 39,214,907,045,315,976/228,683,072.34
  6. Step 6: Final answer
    x = 171,481,459.66

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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.