Home / 1,187,185,518,071.70-1,780,778,277,107.60-1,187,185,518,071.70

Finding the Fourth Proportional to 1,187,185,518,071.70, 1,780,778,277,107.60 and 1,187,185,518,071.70

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Solution

The fourth proportional to 1,187,185,518,071.70, 1,780,778,277,107.60 and 1,187,185,518,071.70 is: 1,780,778,277,107.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,185,518,071.70 : 1,780,778,277,107.60 = 1,187,185,518,071.70 : x
  2. Step 2: Convert to fraction form
    1,187,185,518,071.70/1,780,778,277,107.60 = 1,187,185,518,071.70/x
  3. Step 3: Cross multiply
    1,187,185,518,071.70x = 1,780,778,277,107.60 × 1,187,185,518,071.70
  4. Step 4: Simplify right side
    1,187,185,518,071.70x = 2,114,114,181,478,815,568,494,592
  5. Step 5: Solve for x
    x = 2,114,114,181,478,815,568,494,592/1,187,185,518,071.70
  6. Step 6: Final answer
    x = 1,780,778,277,107.60

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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.