Home / 3,648,112,159.57-5,034,402,198.59-1,977,362,432.53

Finding the Fourth Proportional to 3,648,112,159.57, 5,034,402,198.59 and 1,977,362,432.53

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Solution

The fourth proportional to 3,648,112,159.57, 5,034,402,198.59 and 1,977,362,432.53 is: 2,728,764,177.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648,112,159.57 : 5,034,402,198.59 = 1,977,362,432.53 : x
  2. Step 2: Convert to fraction form
    3,648,112,159.57/5,034,402,198.59 = 1,977,362,432.53/x
  3. Step 3: Cross multiply
    3,648,112,159.57x = 5,034,402,198.59 × 1,977,362,432.53
  4. Step 4: Simplify right side
    3,648,112,159.57x = 9,954,837,777,749,954,560
  5. Step 5: Solve for x
    x = 9,954,837,777,749,954,560/3,648,112,159.57
  6. Step 6: Final answer
    x = 2,728,764,177.83

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1.5x scale

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.