Home / 990,074,583,002.20-1,485,111,874,503.20-990,074,583,002.20

Finding the Fourth Proportional to 990,074,583,002.20, 1,485,111,874,503.20 and 990,074,583,002.20

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Solution

The fourth proportional to 990,074,583,002.20, 1,485,111,874,503.20 and 990,074,583,002.20 is: 1,485,111,874,503.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,074,583,002.20 : 1,485,111,874,503.20 = 990,074,583,002.20 : x
  2. Step 2: Convert to fraction form
    990,074,583,002.20/1,485,111,874,503.20 = 990,074,583,002.20/x
  3. Step 3: Cross multiply
    990,074,583,002.20x = 1,485,111,874,503.20 × 990,074,583,002.20
  4. Step 4: Simplify right side
    990,074,583,002.20x = 1,470,371,519,860,371,085,066,240
  5. Step 5: Solve for x
    x = 1,470,371,519,860,371,085,066,240/990,074,583,002.20
  6. Step 6: Final answer
    x = 1,485,111,874,503.20

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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.