Home / 228,096,010.90-342,144,016.35-147,408,087.70

Finding the Fourth Proportional to 228,096,010.90, 342,144,016.35 and 147,408,087.70

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Solution

The fourth proportional to 228,096,010.90, 342,144,016.35 and 147,408,087.70 is: 221,112,131.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,096,010.90 : 342,144,016.35 = 147,408,087.70 : x
  2. Step 2: Convert to fraction form
    228,096,010.90/342,144,016.35 = 147,408,087.70/x
  3. Step 3: Cross multiply
    228,096,010.90x = 342,144,016.35 × 147,408,087.70
  4. Step 4: Simplify right side
    228,096,010.90x = 50,434,795,168,151,032
  5. Step 5: Solve for x
    x = 50,434,795,168,151,032/228,096,010.90
  6. Step 6: Final answer
    x = 221,112,131.55

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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.