Home / 254,202,487.20-381,303,730.80-196,736,000.40

Finding the Fourth Proportional to 254,202,487.20, 381,303,730.80 and 196,736,000.40

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Solution

The fourth proportional to 254,202,487.20, 381,303,730.80 and 196,736,000.40 is: 295,104,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,202,487.20 : 381,303,730.80 = 196,736,000.40 : x
  2. Step 2: Convert to fraction form
    254,202,487.20/381,303,730.80 = 196,736,000.40/x
  3. Step 3: Cross multiply
    254,202,487.20x = 381,303,730.80 × 196,736,000.40
  4. Step 4: Simplify right side
    254,202,487.20x = 75,016,170,935,190,304
  5. Step 5: Solve for x
    x = 75,016,170,935,190,304/254,202,487.20
  6. Step 6: Final answer
    x = 295,104,000.60

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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.