Home / 644,738,446.58-967,297,413.98-208,030,938.26

Finding the Fourth Proportional to 644,738,446.58, 967,297,413.98 and 208,030,938.26

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Solution

The fourth proportional to 644,738,446.58, 967,297,413.98 and 208,030,938.26 is: 312,107,630.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,738,446.58 : 967,297,413.98 = 208,030,938.26 : x
  2. Step 2: Convert to fraction form
    644,738,446.58/967,297,413.98 = 208,030,938.26/x
  3. Step 3: Cross multiply
    644,738,446.58x = 967,297,413.98 × 208,030,938.26
  4. Step 4: Simplify right side
    644,738,446.58x = 201,227,788,602,414,624
  5. Step 5: Solve for x
    x = 201,227,788,602,414,624/644,738,446.58
  6. Step 6: Final answer
    x = 312,107,630.11

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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.