Home / 1,028,533,608-1,543,209,183.36-329,133,496.32

Finding the Fourth Proportional to 1,028,533,608, 1,543,209,183.36 and 329,133,496.32

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Solution

The fourth proportional to 1,028,533,608, 1,543,209,183.36 and 329,133,496.32 is: 493,831,052.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,533,608 : 1,543,209,183.36 = 329,133,496.32 : x
  2. Step 2: Convert to fraction form
    1,028,533,608/1,543,209,183.36 = 329,133,496.32/x
  3. Step 3: Cross multiply
    1,028,533,608x = 1,543,209,183.36 × 329,133,496.32
  4. Step 4: Simplify right side
    1,028,533,608x = 507,921,834,072,408,704
  5. Step 5: Solve for x
    x = 507,921,834,072,408,704/1,028,533,608
  6. Step 6: Final answer
    x = 493,831,052.40

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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.