Home / 1,118,757,312,004.70-1,678,135,968,007.10-1,001,211,065,860.70

Finding the Fourth Proportional to 1,118,757,312,004.70, 1,678,135,968,007.10 and 1,001,211,065,860.70

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Solution

The fourth proportional to 1,118,757,312,004.70, 1,678,135,968,007.10 and 1,001,211,065,860.70 is: 1,501,816,598,791.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,757,312,004.70 : 1,678,135,968,007.10 = 1,001,211,065,860.70 : x
  2. Step 2: Convert to fraction form
    1,118,757,312,004.70/1,678,135,968,007.10 = 1,001,211,065,860.70/x
  3. Step 3: Cross multiply
    1,118,757,312,004.70x = 1,678,135,968,007.10 × 1,001,211,065,860.70
  4. Step 4: Simplify right side
    1,118,757,312,004.70x = 1,680,168,301,187,566,036,582,400
  5. Step 5: Solve for x
    x = 1,680,168,301,187,566,036,582,400/1,118,757,312,004.70
  6. Step 6: Final answer
    x = 1,501,816,598,791.09

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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.