Home / 103,408,525.89-155,095,992.68-48,821,005.89

Finding the Fourth Proportional to 103,408,525.89, 155,095,992.68 and 48,821,005.89

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Solution

The fourth proportional to 103,408,525.89, 155,095,992.68 and 48,821,005.89 is: 73,223,579.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,408,525.89 : 155,095,992.68 = 48,821,005.89 : x
  2. Step 2: Convert to fraction form
    103,408,525.89/155,095,992.68 = 48,821,005.89/x
  3. Step 3: Cross multiply
    103,408,525.89x = 155,095,992.68 × 48,821,005.89
  4. Step 4: Simplify right side
    103,408,525.89x = 7,571,942,371,901,573
  5. Step 5: Solve for x
    x = 7,571,942,371,901,573/103,408,525.89
  6. Step 6: Final answer
    x = 73,223,579.07

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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.