Home / 236,196,201.20-354,294,301.80-218,977,512.80

Finding the Fourth Proportional to 236,196,201.20, 354,294,301.80 and 218,977,512.80

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Solution

The fourth proportional to 236,196,201.20, 354,294,301.80 and 218,977,512.80 is: 328,466,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,201.20 : 354,294,301.80 = 218,977,512.80 : x
  2. Step 2: Convert to fraction form
    236,196,201.20/354,294,301.80 = 218,977,512.80/x
  3. Step 3: Cross multiply
    236,196,201.20x = 354,294,301.80 × 218,977,512.80
  4. Step 4: Simplify right side
    236,196,201.20x = 77,582,485,007,376,576
  5. Step 5: Solve for x
    x = 77,582,485,007,376,576/236,196,201.20
  6. Step 6: Final answer
    x = 328,466,269.20

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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.