Home / 98,496,936.20-147,759,401.10-30,332,520.20

Finding the Fourth Proportional to 98,496,936.20, 147,759,401.10 and 30,332,520.20

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Solution

The fourth proportional to 98,496,936.20, 147,759,401.10 and 30,332,520.20 is: 45,503,090.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,496,936.20 : 147,759,401.10 = 30,332,520.20 : x
  2. Step 2: Convert to fraction form
    98,496,936.20/147,759,401.10 = 30,332,520.20/x
  3. Step 3: Cross multiply
    98,496,936.20x = 147,759,401.10 × 30,332,520.20
  4. Step 4: Simplify right side
    98,496,936.20x = 4,481,915,018,605,652
  5. Step 5: Solve for x
    x = 4,481,915,018,605,652/98,496,936.20
  6. Step 6: Final answer
    x = 45,503,090.67

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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.