Home / 228,096,021.40-342,144,032.10-147,408,098.20

Finding the Fourth Proportional to 228,096,021.40, 342,144,032.10 and 147,408,098.20

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Solution

The fourth proportional to 228,096,021.40, 342,144,032.10 and 147,408,098.20 is: 221,112,147.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,096,021.40 : 342,144,032.10 = 147,408,098.20 : x
  2. Step 2: Convert to fraction form
    228,096,021.40/342,144,032.10 = 147,408,098.20/x
  3. Step 3: Cross multiply
    228,096,021.40x = 342,144,032.10 × 147,408,098.20
  4. Step 4: Simplify right side
    228,096,021.40x = 50,434,801,082,340,752
  5. Step 5: Solve for x
    x = 50,434,801,082,340,752/228,096,021.40
  6. Step 6: Final answer
    x = 221,112,147.30

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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.