Home / 173,333,009.40-260,100,299.70-71,170,366.20

Finding the Fourth Proportional to 173,333,009.40, 260,100,299.70 and 71,170,366.20

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Solution

The fourth proportional to 173,333,009.40, 260,100,299.70 and 71,170,366.20 is: 106,796,931.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,333,009.40 : 260,100,299.70 = 71,170,366.20 : x
  2. Step 2: Convert to fraction form
    173,333,009.40/260,100,299.70 = 71,170,366.20/x
  3. Step 3: Cross multiply
    173,333,009.40x = 260,100,299.70 × 71,170,366.20
  4. Step 4: Simplify right side
    173,333,009.40x = 18,511,433,578,378,752
  5. Step 5: Solve for x
    x = 18,511,433,578,378,752/173,333,009.40
  6. Step 6: Final answer
    x = 106,796,931.77

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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.