Home / 3,648,112,163.61-5,034,402,204.18-1,977,362,436.57

Finding the Fourth Proportional to 3,648,112,163.61, 5,034,402,204.18 and 1,977,362,436.57

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Solution

The fourth proportional to 3,648,112,163.61, 5,034,402,204.18 and 1,977,362,436.57 is: 2,728,764,183.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648,112,163.61 : 5,034,402,204.18 = 1,977,362,436.57 : x
  2. Step 2: Convert to fraction form
    3,648,112,163.61/5,034,402,204.18 = 1,977,362,436.57/x
  3. Step 3: Cross multiply
    3,648,112,163.61x = 5,034,402,204.18 × 1,977,362,436.57
  4. Step 4: Simplify right side
    3,648,112,163.61x = 9,954,837,809,130,743,808
  5. Step 5: Solve for x
    x = 9,954,837,809,130,743,808/3,648,112,163.61
  6. Step 6: Final answer
    x = 2,728,764,183.41

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Double scale
Find fourth proportional to 3,648,112,164.61, 5,034,402,205.56 and 1,977,362,437.57
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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.