Home / 479,899,352.04-662,073,608.24-278,922,832.44

Finding the Fourth Proportional to 479,899,352.04, 662,073,608.24 and 278,922,832.44

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Solution

The fourth proportional to 479,899,352.04, 662,073,608.24 and 278,922,832.44 is: 384,804,533.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,899,352.04 : 662,073,608.24 = 278,922,832.44 : x
  2. Step 2: Convert to fraction form
    479,899,352.04/662,073,608.24 = 278,922,832.44/x
  3. Step 3: Cross multiply
    479,899,352.04x = 662,073,608.24 × 278,922,832.44
  4. Step 4: Simplify right side
    479,899,352.04x = 184,667,446,094,071,712
  5. Step 5: Solve for x
    x = 184,667,446,094,071,712/479,899,352.04
  6. Step 6: Final answer
    x = 384,804,533.09

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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.