Home / 216,342,465.02-324,837,876.85-187,285,928.34

Finding the Fourth Proportional to 216,342,465.02, 324,837,876.85 and 187,285,928.34

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Solution

The fourth proportional to 216,342,465.02, 324,837,876.85 and 187,285,928.34 is: 281,209,531.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,342,465.02 : 324,837,876.85 = 187,285,928.34 : x
  2. Step 2: Convert to fraction form
    216,342,465.02/324,837,876.85 = 187,285,928.34/x
  3. Step 3: Cross multiply
    216,342,465.02x = 324,837,876.85 × 187,285,928.34
  4. Step 4: Simplify right side
    216,342,465.02x = 60,837,563,325,378,640
  5. Step 5: Solve for x
    x = 60,837,563,325,378,640/216,342,465.02
  6. Step 6: Final answer
    x = 281,209,531.94

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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.