Home / 1,749,168,234.40-2,624,760,121.20-659,433,373.60

Finding the Fourth Proportional to 1,749,168,234.40, 2,624,760,121.20 and 659,433,373.60

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Solution

The fourth proportional to 1,749,168,234.40, 2,624,760,121.20 and 659,433,373.60 is: 989,529,987.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749,168,234.40 : 2,624,760,121.20 = 659,433,373.60 : x
  2. Step 2: Convert to fraction form
    1,749,168,234.40/2,624,760,121.20 = 659,433,373.60/x
  3. Step 3: Cross multiply
    1,749,168,234.40x = 2,624,760,121.20 × 659,433,373.60
  4. Step 4: Simplify right side
    1,749,168,234.40x = 1,730,854,421,613,660,928
  5. Step 5: Solve for x
    x = 1,730,854,421,613,660,928/1,749,168,234.40
  6. Step 6: Final answer
    x = 989,529,987.78

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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.