Home / 228,147,362,117.70-342,221,043,176.55-218,474,285,612.10

Finding the Fourth Proportional to 228,147,362,117.70, 342,221,043,176.55 and 218,474,285,612.10

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Solution

The fourth proportional to 228,147,362,117.70, 342,221,043,176.55 and 218,474,285,612.10 is: 327,711,428,418.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,147,362,117.70 : 342,221,043,176.55 = 218,474,285,612.10 : x
  2. Step 2: Convert to fraction form
    228,147,362,117.70/342,221,043,176.55 = 218,474,285,612.10/x
  3. Step 3: Cross multiply
    228,147,362,117.70x = 342,221,043,176.55 × 218,474,285,612.10
  4. Step 4: Simplify right side
    228,147,362,117.70x = 74,766,497,929,424,390,848,512
  5. Step 5: Solve for x
    x = 74,766,497,929,424,390,848,512/228,147,362,117.70
  6. Step 6: Final answer
    x = 327,711,428,418.15

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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.