Home / 1,100,720,638.14-1,651,080,954.47-401,265,230.39

Finding the Fourth Proportional to 1,100,720,638.14, 1,651,080,954.47 and 401,265,230.39

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Solution

The fourth proportional to 1,100,720,638.14, 1,651,080,954.47 and 401,265,230.39 is: 601,897,844.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,720,638.14 : 1,651,080,954.47 = 401,265,230.39 : x
  2. Step 2: Convert to fraction form
    1,100,720,638.14/1,651,080,954.47 = 401,265,230.39/x
  3. Step 3: Cross multiply
    1,100,720,638.14x = 1,651,080,954.47 × 401,265,230.39
  4. Step 4: Simplify right side
    1,100,720,638.14x = 662,521,379,586,162,688
  5. Step 5: Solve for x
    x = 662,521,379,586,162,688/1,100,720,638.14
  6. Step 6: Final answer
    x = 601,897,844.59

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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.