Home / 50,885,373.36-76,135,453.50-30,146,949.84

Finding the Fourth Proportional to 50,885,373.36, 76,135,453.50 and 30,146,949.84

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Solution

The fourth proportional to 50,885,373.36, 76,135,453.50 and 30,146,949.84 is: 45,106,315.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,885,373.36 : 76,135,453.50 = 30,146,949.84 : x
  2. Step 2: Convert to fraction form
    50,885,373.36/76,135,453.50 = 30,146,949.84/x
  3. Step 3: Cross multiply
    50,885,373.36x = 76,135,453.50 × 30,146,949.84
  4. Step 4: Simplify right side
    50,885,373.36x = 2,295,251,697,710,152.50
  5. Step 5: Solve for x
    x = 2,295,251,697,710,152.50/50,885,373.36
  6. Step 6: Final answer
    x = 45,106,315.35

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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.