Home / 188,583,331.72-260,230,929.18-106,061,173.24

Finding the Fourth Proportional to 188,583,331.72, 260,230,929.18 and 106,061,173.24

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Solution

The fourth proportional to 188,583,331.72, 260,230,929.18 and 106,061,173.24 is: 146,356,506.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,583,331.72 : 260,230,929.18 = 106,061,173.24 : x
  2. Step 2: Convert to fraction form
    188,583,331.72/260,230,929.18 = 106,061,173.24/x
  3. Step 3: Cross multiply
    188,583,331.72x = 260,230,929.18 × 106,061,173.24
  4. Step 4: Simplify right side
    188,583,331.72x = 27,600,397,662,166,152
  5. Step 5: Solve for x
    x = 27,600,397,662,166,152/188,583,331.72
  6. Step 6: Final answer
    x = 146,356,506.75

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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.