Home / 267,084,028.80-400,626,043.20-221,167,526.40

Finding the Fourth Proportional to 267,084,028.80, 400,626,043.20 and 221,167,526.40

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Solution

The fourth proportional to 267,084,028.80, 400,626,043.20 and 221,167,526.40 is: 331,751,289.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,084,028.80 : 400,626,043.20 = 221,167,526.40 : x
  2. Step 2: Convert to fraction form
    267,084,028.80/400,626,043.20 = 221,167,526.40/x
  3. Step 3: Cross multiply
    267,084,028.80x = 400,626,043.20 × 221,167,526.40
  4. Step 4: Simplify right side
    267,084,028.80x = 88,605,470,985,963,536
  5. Step 5: Solve for x
    x = 88,605,470,985,963,536/267,084,028.80
  6. Step 6: Final answer
    x = 331,751,289.60

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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.