Home / 1,284,337,850,066.70-1,772,419,824,287-698,421,963,683.27

Finding the Fourth Proportional to 1,284,337,850,066.70, 1,772,419,824,287 and 698,421,963,683.27

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Solution

The fourth proportional to 1,284,337,850,066.70, 1,772,419,824,287 and 698,421,963,683.27 is: 963,840,576,749.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,337,850,066.70 : 1,772,419,824,287 = 698,421,963,683.27 : x
  2. Step 2: Convert to fraction form
    1,284,337,850,066.70/1,772,419,824,287 = 698,421,963,683.27/x
  3. Step 3: Cross multiply
    1,284,337,850,066.70x = 1,772,419,824,287 × 698,421,963,683.27
  4. Step 4: Simplify right side
    1,284,337,850,066.70x = 1,237,896,934,149,683,010,338,816
  5. Step 5: Solve for x
    x = 1,237,896,934,149,683,010,338,816/1,284,337,850,066.70
  6. Step 6: Final answer
    x = 963,840,576,749.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.