Home / 1,182,066,997.20-1,772,939,532.60-308,736,661.20

Finding the Fourth Proportional to 1,182,066,997.20, 1,772,939,532.60 and 308,736,661.20

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Solution

The fourth proportional to 1,182,066,997.20, 1,772,939,532.60 and 308,736,661.20 is: 463,062,950.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,066,997.20 : 1,772,939,532.60 = 308,736,661.20 : x
  2. Step 2: Convert to fraction form
    1,182,066,997.20/1,772,939,532.60 = 308,736,661.20/x
  3. Step 3: Cross multiply
    1,182,066,997.20x = 1,772,939,532.60 × 308,736,661.20
  4. Step 4: Simplify right side
    1,182,066,997.20x = 547,371,431,804,412,480
  5. Step 5: Solve for x
    x = 547,371,431,804,412,480/1,182,066,997.20
  6. Step 6: Final answer
    x = 463,062,950.83

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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.