Home / 132,857,998.40-199,286,997.60-98,845,774.40

Finding the Fourth Proportional to 132,857,998.40, 199,286,997.60 and 98,845,774.40

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Solution

The fourth proportional to 132,857,998.40, 199,286,997.60 and 98,845,774.40 is: 148,268,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,857,998.40 : 199,286,997.60 = 98,845,774.40 : x
  2. Step 2: Convert to fraction form
    132,857,998.40/199,286,997.60 = 98,845,774.40/x
  3. Step 3: Cross multiply
    132,857,998.40x = 199,286,997.60 × 98,845,774.40
  4. Step 4: Simplify right side
    132,857,998.40x = 19,698,677,605,622,944
  5. Step 5: Solve for x
    x = 19,698,677,605,622,944/132,857,998.40
  6. Step 6: Final answer
    x = 148,268,661.60

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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.