Home / 228,438,195.82-315,243,017.49-124,013,582.26

Finding the Fourth Proportional to 228,438,195.82, 315,243,017.49 and 124,013,582.26

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Solution

The fourth proportional to 228,438,195.82, 315,243,017.49 and 124,013,582.26 is: 171,137,824.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,438,195.82 : 315,243,017.49 = 124,013,582.26 : x
  2. Step 2: Convert to fraction form
    228,438,195.82/315,243,017.49 = 124,013,582.26/x
  3. Step 3: Cross multiply
    228,438,195.82x = 315,243,017.49 × 124,013,582.26
  4. Step 4: Simplify right side
    228,438,195.82x = 39,094,415,879,978,560
  5. Step 5: Solve for x
    x = 39,094,415,879,978,560/228,438,195.82
  6. Step 6: Final answer
    x = 171,137,824.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.