Home / 102,991,853.76-154,525,455.36-96,907,444.80

Finding the Fourth Proportional to 102,991,853.76, 154,525,455.36 and 96,907,444.80

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Solution

The fourth proportional to 102,991,853.76, 154,525,455.36 and 96,907,444.80 is: 145,396,616.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,991,853.76 : 154,525,455.36 = 96,907,444.80 : x
  2. Step 2: Convert to fraction form
    102,991,853.76/154,525,455.36 = 96,907,444.80/x
  3. Step 3: Cross multiply
    102,991,853.76x = 154,525,455.36 × 96,907,444.80
  4. Step 4: Simplify right side
    102,991,853.76x = 14,974,667,035,494,066
  5. Step 5: Solve for x
    x = 14,974,667,035,494,066/102,991,853.76
  6. Step 6: Final answer
    x = 145,396,616.23

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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.