Home / 990,074,583,006.30-1,485,111,874,509.60-990,074,583,006.30

Finding the Fourth Proportional to 990,074,583,006.30, 1,485,111,874,509.60 and 990,074,583,006.30

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Solution

The fourth proportional to 990,074,583,006.30, 1,485,111,874,509.60 and 990,074,583,006.30 is: 1,485,111,874,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,074,583,006.30 : 1,485,111,874,509.60 = 990,074,583,006.30 : x
  2. Step 2: Convert to fraction form
    990,074,583,006.30/1,485,111,874,509.60 = 990,074,583,006.30/x
  3. Step 3: Cross multiply
    990,074,583,006.30x = 1,485,111,874,509.60 × 990,074,583,006.30
  4. Step 4: Simplify right side
    990,074,583,006.30x = 1,470,371,519,872,796,962,324,480
  5. Step 5: Solve for x
    x = 1,470,371,519,872,796,962,324,480/990,074,583,006.30
  6. Step 6: Final answer
    x = 1,485,111,874,509.60

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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.