Home / 507,853,467,215.37-700,837,899,153.39-279,482,709,201.40

Finding the Fourth Proportional to 507,853,467,215.37, 700,837,899,153.39 and 279,482,709,201.40

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Solution

The fourth proportional to 507,853,467,215.37, 700,837,899,153.39 and 279,482,709,201.40 is: 385,686,201,652.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,853,467,215.37 : 700,837,899,153.39 = 279,482,709,201.40 : x
  2. Step 2: Convert to fraction form
    507,853,467,215.37/700,837,899,153.39 = 279,482,709,201.40/x
  3. Step 3: Cross multiply
    507,853,467,215.37x = 700,837,899,153.39 × 279,482,709,201.40
  4. Step 4: Simplify right side
    507,853,467,215.37x = 195,872,074,766,407,019,003,904
  5. Step 5: Solve for x
    x = 195,872,074,766,407,019,003,904/507,853,467,215.37
  6. Step 6: Final answer
    x = 385,686,201,652.62

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.