Home / 768,242,498.00-1,152,364,578.26-359,585,626.64

Finding the Fourth Proportional to 768,242,498.00, 1,152,364,578.26 and 359,585,626.64

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Solution

The fourth proportional to 768,242,498.00, 1,152,364,578.26 and 359,585,626.64 is: 539,378,829.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,242,498.00 : 1,152,364,578.26 = 359,585,626.64 : x
  2. Step 2: Convert to fraction form
    768,242,498.00/1,152,364,578.26 = 359,585,626.64/x
  3. Step 3: Cross multiply
    768,242,498.00x = 1,152,364,578.26 × 359,585,626.64
  4. Step 4: Simplify right side
    768,242,498.00x = 414,373,738,983,801,728
  5. Step 5: Solve for x
    x = 414,373,738,983,801,728/768,242,498.00
  6. Step 6: Final answer
    x = 539,378,829.04

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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.