Home / 114,624,638.90-171,936,958.35-99,694,718.90

Finding the Fourth Proportional to 114,624,638.90, 171,936,958.35 and 99,694,718.90

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Solution

The fourth proportional to 114,624,638.90, 171,936,958.35 and 99,694,718.90 is: 149,542,078.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,624,638.90 : 171,936,958.35 = 99,694,718.90 : x
  2. Step 2: Convert to fraction form
    114,624,638.90/171,936,958.35 = 99,694,718.90/x
  3. Step 3: Cross multiply
    114,624,638.90x = 171,936,958.35 × 99,694,718.90
  4. Step 4: Simplify right side
    114,624,638.90x = 17,141,206,731,224,258
  5. Step 5: Solve for x
    x = 17,141,206,731,224,258/114,624,638.90
  6. Step 6: Final answer
    x = 149,542,078.35

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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.