Home / 519,639,233.86-717,096,071.96-281,479,927.52

Finding the Fourth Proportional to 519,639,233.86, 717,096,071.96 and 281,479,927.52

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Solution

The fourth proportional to 519,639,233.86, 717,096,071.96 and 281,479,927.52 is: 388,439,011.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,639,233.86 : 717,096,071.96 = 281,479,927.52 : x
  2. Step 2: Convert to fraction form
    519,639,233.86/717,096,071.96 = 281,479,927.52/x
  3. Step 3: Cross multiply
    519,639,233.86x = 717,096,071.96 × 281,479,927.52
  4. Step 4: Simplify right side
    519,639,233.86x = 201,848,150,360,177,504
  5. Step 5: Solve for x
    x = 201,848,150,360,177,504/519,639,233.86
  6. Step 6: Final answer
    x = 388,439,011.54

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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.