Home / 146,450,154.87-202,087,856.64-86,901,190.29

Finding the Fourth Proportional to 146,450,154.87, 202,087,856.64 and 86,901,190.29

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Solution

The fourth proportional to 146,450,154.87, 202,087,856.64 and 86,901,190.29 is: 119,915,716.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,450,154.87 : 202,087,856.64 = 86,901,190.29 : x
  2. Step 2: Convert to fraction form
    146,450,154.87/202,087,856.64 = 86,901,190.29/x
  3. Step 3: Cross multiply
    146,450,154.87x = 202,087,856.64 × 86,901,190.29
  4. Step 4: Simplify right side
    146,450,154.87x = 17,561,675,285,170,880
  5. Step 5: Solve for x
    x = 17,561,675,285,170,880/146,450,154.87
  6. Step 6: Final answer
    x = 119,915,716.72

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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.