Home / 4,977,394,375.49-6,868,806,993.65-2,688,526,573.28

Finding the Fourth Proportional to 4,977,394,375.49, 6,868,806,993.65 and 2,688,526,573.28

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Solution

The fourth proportional to 4,977,394,375.49, 6,868,806,993.65 and 2,688,526,573.28 is: 3,710,168,159.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977,394,375.49 : 6,868,806,993.65 = 2,688,526,573.28 : x
  2. Step 2: Convert to fraction form
    4,977,394,375.49/6,868,806,993.65 = 2,688,526,573.28/x
  3. Step 3: Cross multiply
    4,977,394,375.49x = 6,868,806,993.65 × 2,688,526,573.28
  4. Step 4: Simplify right side
    4,977,394,375.49x = 18,466,970,129,146,093,568
  5. Step 5: Solve for x
    x = 18,466,970,129,146,093,568/4,977,394,375.49
  6. Step 6: Final answer
    x = 3,710,168,159.49

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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.