Home / 437,228,360,042.20-655,842,540,063.30-260,763,872,003.80

Finding the Fourth Proportional to 437,228,360,042.20, 655,842,540,063.30 and 260,763,872,003.80

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Solution

The fourth proportional to 437,228,360,042.20, 655,842,540,063.30 and 260,763,872,003.80 is: 391,145,808,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,228,360,042.20 : 655,842,540,063.30 = 260,763,872,003.80 : x
  2. Step 2: Convert to fraction form
    437,228,360,042.20/655,842,540,063.30 = 260,763,872,003.80/x
  3. Step 3: Cross multiply
    437,228,360,042.20x = 655,842,540,063.30 × 260,763,872,003.80
  4. Step 4: Simplify right side
    437,228,360,042.20x = 171,020,040,171,713,435,009,024
  5. Step 5: Solve for x
    x = 171,020,040,171,713,435,009,024/437,228,360,042.20
  6. Step 6: Final answer
    x = 391,145,808,005.70

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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.