Home / 114,624,009.40-171,936,014.10-91,949,193.40

Finding the Fourth Proportional to 114,624,009.40, 171,936,014.10 and 91,949,193.40

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Solution

The fourth proportional to 114,624,009.40, 171,936,014.10 and 91,949,193.40 is: 137,923,790.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,624,009.40 : 171,936,014.10 = 91,949,193.40 : x
  2. Step 2: Convert to fraction form
    114,624,009.40/171,936,014.10 = 91,949,193.40/x
  3. Step 3: Cross multiply
    114,624,009.40x = 171,936,014.10 × 91,949,193.40
  4. Step 4: Simplify right side
    114,624,009.40x = 15,809,377,812,906,028
  5. Step 5: Solve for x
    x = 15,809,377,812,906,028/114,624,009.40
  6. Step 6: Final answer
    x = 137,923,790.10

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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.