Home / 358,571,970.83-494,816,255.83-199,793,890.01

Finding the Fourth Proportional to 358,571,970.83, 494,816,255.83 and 199,793,890.01

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Solution

The fourth proportional to 358,571,970.83, 494,816,255.83 and 199,793,890.01 is: 275,708,289.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,571,970.83 : 494,816,255.83 = 199,793,890.01 : x
  2. Step 2: Convert to fraction form
    358,571,970.83/494,816,255.83 = 199,793,890.01/x
  3. Step 3: Cross multiply
    358,571,970.83x = 494,816,255.83 × 199,793,890.01
  4. Step 4: Simplify right side
    358,571,970.83x = 98,861,264,591,460,064
  5. Step 5: Solve for x
    x = 98,861,264,591,460,064/358,571,970.83
  6. Step 6: Final answer
    x = 275,708,289.09

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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.