Home / 449,161,495.08-673,806,512.18-138,295,413.84

Finding the Fourth Proportional to 449,161,495.08, 673,806,512.18 and 138,295,413.84

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Solution

The fourth proportional to 449,161,495.08, 673,806,512.18 and 138,295,413.84 is: 207,462,909.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,161,495.08 : 673,806,512.18 = 138,295,413.84 : x
  2. Step 2: Convert to fraction form
    449,161,495.08/673,806,512.18 = 138,295,413.84/x
  3. Step 3: Cross multiply
    449,161,495.08x = 673,806,512.18 × 138,295,413.84
  4. Step 4: Simplify right side
    449,161,495.08x = 93,184,350,450,020,096
  5. Step 5: Solve for x
    x = 93,184,350,450,020,096/449,161,495.08
  6. Step 6: Final answer
    x = 207,462,909.16

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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.