Home / 397,028,229.60-595,561,006.80-124,407,890.40

Finding the Fourth Proportional to 397,028,229.60, 595,561,006.80 and 124,407,890.40

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Solution

The fourth proportional to 397,028,229.60, 595,561,006.80 and 124,407,890.40 is: 186,617,683.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,028,229.60 : 595,561,006.80 = 124,407,890.40 : x
  2. Step 2: Convert to fraction form
    397,028,229.60/595,561,006.80 = 124,407,890.40/x
  3. Step 3: Cross multiply
    397,028,229.60x = 595,561,006.80 × 124,407,890.40
  4. Step 4: Simplify right side
    397,028,229.60x = 74,092,488,460,488,048
  5. Step 5: Solve for x
    x = 74,092,488,460,488,048/397,028,229.60
  6. Step 6: Final answer
    x = 186,617,683.42

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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.