Home / 1,176,122,564.20-1,764,183,846.30-992,456,554.60

Finding the Fourth Proportional to 1,176,122,564.20, 1,764,183,846.30 and 992,456,554.60

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Solution

The fourth proportional to 1,176,122,564.20, 1,764,183,846.30 and 992,456,554.60 is: 1,488,684,831.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,122,564.20 : 1,764,183,846.30 = 992,456,554.60 : x
  2. Step 2: Convert to fraction form
    1,176,122,564.20/1,764,183,846.30 = 992,456,554.60/x
  3. Step 3: Cross multiply
    1,176,122,564.20x = 1,764,183,846.30 × 992,456,554.60
  4. Step 4: Simplify right side
    1,176,122,564.20x = 1,750,875,821,779,874,048
  5. Step 5: Solve for x
    x = 1,750,875,821,779,874,048/1,176,122,564.20
  6. Step 6: Final answer
    x = 1,488,684,831.90

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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.