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Finding the Fourth Proportional to 341,508,978.56, 471,282,542.88 and 184,876,080.32

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Solution

The fourth proportional to 341,508,978.56, 471,282,542.88 and 184,876,080.32 is: 255,129,073.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,508,978.56 : 471,282,542.88 = 184,876,080.32 : x
  2. Step 2: Convert to fraction form
    341,508,978.56/471,282,542.88 = 184,876,080.32/x
  3. Step 3: Cross multiply
    341,508,978.56x = 471,282,542.88 × 184,876,080.32
  4. Step 4: Simplify right side
    341,508,978.56x = 87,128,869,250,896,720
  5. Step 5: Solve for x
    x = 87,128,869,250,896,720/341,508,978.56
  6. Step 6: Final answer
    x = 255,129,073.38

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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.