Home / 985,656,981.60-1,477,987,255.44-576,835,958.88

Finding the Fourth Proportional to 985,656,981.60, 1,477,987,255.44 and 576,835,958.88

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Solution

The fourth proportional to 985,656,981.60, 1,477,987,255.44 and 576,835,958.88 is: 864,962,366.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,656,981.60 : 1,477,987,255.44 = 576,835,958.88 : x
  2. Step 2: Convert to fraction form
    985,656,981.60/1,477,987,255.44 = 576,835,958.88/x
  3. Step 3: Cross multiply
    985,656,981.60x = 1,477,987,255.44 × 576,835,958.88
  4. Step 4: Simplify right side
    985,656,981.60x = 852,556,195,704,151,936
  5. Step 5: Solve for x
    x = 852,556,195,704,151,936/985,656,981.60
  6. Step 6: Final answer
    x = 864,962,366.85

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1.5x scale

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.