Home / 3,159,189,924.54-4,359,819,139.08-1,749,493,887.54

Finding the Fourth Proportional to 3,159,189,924.54, 4,359,819,139.08 and 1,749,493,887.54

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Solution

The fourth proportional to 3,159,189,924.54, 4,359,819,139.08 and 1,749,493,887.54 is: 2,414,377,456.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,189,924.54 : 4,359,819,139.08 = 1,749,493,887.54 : x
  2. Step 2: Convert to fraction form
    3,159,189,924.54/4,359,819,139.08 = 1,749,493,887.54/x
  3. Step 3: Cross multiply
    3,159,189,924.54x = 4,359,819,139.08 × 1,749,493,887.54
  4. Step 4: Simplify right side
    3,159,189,924.54x = 7,627,476,934,600,365,056
  5. Step 5: Solve for x
    x = 7,627,476,934,600,365,056/3,159,189,924.54
  6. Step 6: Final answer
    x = 2,414,377,456.50

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Double scale
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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.