Home / 161,021,085.40-241,531,628.10-135,511,917.40

Finding the Fourth Proportional to 161,021,085.40, 241,531,628.10 and 135,511,917.40

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Solution

The fourth proportional to 161,021,085.40, 241,531,628.10 and 135,511,917.40 is: 203,267,876.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,021,085.40 : 241,531,628.10 = 135,511,917.40 : x
  2. Step 2: Convert to fraction form
    161,021,085.40/241,531,628.10 = 135,511,917.40/x
  3. Step 3: Cross multiply
    161,021,085.40x = 241,531,628.10 × 135,511,917.40
  4. Step 4: Simplify right side
    161,021,085.40x = 32,730,414,036,574,720
  5. Step 5: Solve for x
    x = 32,730,414,036,574,720/161,021,085.40
  6. Step 6: Final answer
    x = 203,267,876.10

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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.