Home / 205,790,622.40-283,991,331.49-111,704,708.24

Finding the Fourth Proportional to 205,790,622.40, 283,991,331.49 and 111,704,708.24

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Solution

The fourth proportional to 205,790,622.40, 283,991,331.49 and 111,704,708.24 is: 154,152,645.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,790,622.40 : 283,991,331.49 = 111,704,708.24 : x
  2. Step 2: Convert to fraction form
    205,790,622.40/283,991,331.49 = 111,704,708.24/x
  3. Step 3: Cross multiply
    205,790,622.40x = 283,991,331.49 × 111,704,708.24
  4. Step 4: Simplify right side
    205,790,622.40x = 31,723,168,826,779,576
  5. Step 5: Solve for x
    x = 31,723,168,826,779,576/205,790,622.40
  6. Step 6: Final answer
    x = 154,152,645.33

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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.