Home / 519,580,833.52-717,019,440.24-284,631,161.08

Finding the Fourth Proportional to 519,580,833.52, 717,019,440.24 and 284,631,161.08

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Solution

The fourth proportional to 519,580,833.52, 717,019,440.24 and 284,631,161.08 is: 392,789,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,580,833.52 : 717,019,440.24 = 284,631,161.08 : x
  2. Step 2: Convert to fraction form
    519,580,833.52/717,019,440.24 = 284,631,161.08/x
  3. Step 3: Cross multiply
    519,580,833.52x = 717,019,440.24 × 284,631,161.08
  4. Step 4: Simplify right side
    519,580,833.52x = 204,086,075,792,442,880
  5. Step 5: Solve for x
    x = 204,086,075,792,442,880/519,580,833.52
  6. Step 6: Final answer
    x = 392,789,846.40

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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.