Home / 1,134,879,395.64-1,702,258,558.81-305,819,727.44

Finding the Fourth Proportional to 1,134,879,395.64, 1,702,258,558.81 and 305,819,727.44

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Solution

The fourth proportional to 1,134,879,395.64, 1,702,258,558.81 and 305,819,727.44 is: 458,713,278.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,879,395.64 : 1,702,258,558.81 = 305,819,727.44 : x
  2. Step 2: Convert to fraction form
    1,134,879,395.64/1,702,258,558.81 = 305,819,727.44/x
  3. Step 3: Cross multiply
    1,134,879,395.64x = 1,702,258,558.81 × 305,819,727.44
  4. Step 4: Simplify right side
    1,134,879,395.64x = 520,584,248,489,715,456
  5. Step 5: Solve for x
    x = 520,584,248,489,715,456/1,134,879,395.64
  6. Step 6: Final answer
    x = 458,713,278.69

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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.