Home / 504,611,505.47-696,362,571.59-281,590,840.94

Finding the Fourth Proportional to 504,611,505.47, 696,362,571.59 and 281,590,840.94

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Solution

The fourth proportional to 504,611,505.47, 696,362,571.59 and 281,590,840.94 is: 388,594,631.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,611,505.47 : 696,362,571.59 = 281,590,840.94 : x
  2. Step 2: Convert to fraction form
    504,611,505.47/696,362,571.59 = 281,590,840.94/x
  3. Step 3: Cross multiply
    504,611,505.47x = 696,362,571.59 × 281,590,840.94
  4. Step 4: Simplify right side
    504,611,505.47x = 196,089,322,128,279,296
  5. Step 5: Solve for x
    x = 196,089,322,128,279,296/504,611,505.47
  6. Step 6: Final answer
    x = 388,594,631.72

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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.