Home / 208,511,077.50-286,724,920.23-180,961,176.06

Finding the Fourth Proportional to 208,511,077.50, 286,724,920.23 and 180,961,176.06

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Solution

The fourth proportional to 208,511,077.50, 286,724,920.23 and 180,961,176.06 is: 248,840,874.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,511,077.50 : 286,724,920.23 = 180,961,176.06 : x
  2. Step 2: Convert to fraction form
    208,511,077.50/286,724,920.23 = 180,961,176.06/x
  3. Step 3: Cross multiply
    208,511,077.50x = 286,724,920.23 × 180,961,176.06
  4. Step 4: Simplify right side
    208,511,077.50x = 51,886,078,770,530,488
  5. Step 5: Solve for x
    x = 51,886,078,770,530,488/208,511,077.50
  6. Step 6: Final answer
    x = 248,840,874.03

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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.