Home / 98,499,832.88-135,929,798.72-53,845,998.96

Finding the Fourth Proportional to 98,499,832.88, 135,929,798.72 and 53,845,998.96

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Solution

The fourth proportional to 98,499,832.88, 135,929,798.72 and 53,845,998.96 is: 74,307,494.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,499,832.88 : 135,929,798.72 = 53,845,998.96 : x
  2. Step 2: Convert to fraction form
    98,499,832.88/135,929,798.72 = 53,845,998.96/x
  3. Step 3: Cross multiply
    98,499,832.88x = 135,929,798.72 × 53,845,998.96
  4. Step 4: Simplify right side
    98,499,832.88x = 7,319,275,800,510,129
  5. Step 5: Solve for x
    x = 7,319,275,800,510,129/98,499,832.88
  6. Step 6: Final answer
    x = 74,307,494.61

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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.