Home / 228,782,438.36-311,496,022.48-228,056,024.96

Finding the Fourth Proportional to 228,782,438.36, 311,496,022.48 and 228,056,024.96

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Solution

The fourth proportional to 228,782,438.36, 311,496,022.48 and 228,056,024.96 is: 310,506,982.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,782,438.36 : 311,496,022.48 = 228,056,024.96 : x
  2. Step 2: Convert to fraction form
    228,782,438.36/311,496,022.48 = 228,056,024.96/x
  3. Step 3: Cross multiply
    228,782,438.36x = 311,496,022.48 × 228,056,024.96
  4. Step 4: Simplify right side
    228,782,438.36x = 71,038,544,677,639,608
  5. Step 5: Solve for x
    x = 71,038,544,677,639,608/228,782,438.36
  6. Step 6: Final answer
    x = 310,506,982.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.