Home / 990,077,882,757.85-1,485,116,824,136.80-990,077,882,757.85

Finding the Fourth Proportional to 990,077,882,757.85, 1,485,116,824,136.80 and 990,077,882,757.85

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Solution

The fourth proportional to 990,077,882,757.85, 1,485,116,824,136.80 and 990,077,882,757.85 is: 1,485,116,824,136.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,077,882,757.85 : 1,485,116,824,136.80 = 990,077,882,757.85 : x
  2. Step 2: Convert to fraction form
    990,077,882,757.85/1,485,116,824,136.80 = 990,077,882,757.85/x
  3. Step 3: Cross multiply
    990,077,882,757.85x = 1,485,116,824,136.80 × 990,077,882,757.85
  4. Step 4: Simplify right side
    990,077,882,757.85x = 1,470,381,320,889,425,136,189,440
  5. Step 5: Solve for x
    x = 1,470,381,320,889,425,136,189,440/990,077,882,757.85
  6. Step 6: Final answer
    x = 1,485,116,824,136.80

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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.