Home / 1,433,489,669,749-1,978,216,537,948.80-774,295,743,076.26

Finding the Fourth Proportional to 1,433,489,669,749, 1,978,216,537,948.80 and 774,295,743,076.26

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Solution

The fourth proportional to 1,433,489,669,749, 1,978,216,537,948.80 and 774,295,743,076.26 is: 1,068,528,554,157.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,489,669,749 : 1,978,216,537,948.80 = 774,295,743,076.26 : x
  2. Step 2: Convert to fraction form
    1,433,489,669,749/1,978,216,537,948.80 = 774,295,743,076.26/x
  3. Step 3: Cross multiply
    1,433,489,669,749x = 1,978,216,537,948.80 × 774,295,743,076.26
  4. Step 4: Simplify right side
    1,433,489,669,749x = 1,531,724,644,216,812,616,024,064
  5. Step 5: Solve for x
    x = 1,531,724,644,216,812,616,024,064/1,433,489,669,749
  6. Step 6: Final answer
    x = 1,068,528,554,157.64

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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.