Home / 446,847,313.20-670,270,969.80-217,264,801.20

Finding the Fourth Proportional to 446,847,313.20, 670,270,969.80 and 217,264,801.20

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Solution

The fourth proportional to 446,847,313.20, 670,270,969.80 and 217,264,801.20 is: 325,897,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,847,313.20 : 670,270,969.80 = 217,264,801.20 : x
  2. Step 2: Convert to fraction form
    446,847,313.20/670,270,969.80 = 217,264,801.20/x
  3. Step 3: Cross multiply
    446,847,313.20x = 670,270,969.80 × 217,264,801.20
  4. Step 4: Simplify right side
    446,847,313.20x = 145,626,289,003,728,192
  5. Step 5: Solve for x
    x = 145,626,289,003,728,192/446,847,313.20
  6. Step 6: Final answer
    x = 325,897,201.80

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1.5x scale

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.