Home / 113,622,934.83-170,409,662.90-30,622,750.09

Finding the Fourth Proportional to 113,622,934.83, 170,409,662.90 and 30,622,750.09

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Solution

The fourth proportional to 113,622,934.83, 170,409,662.90 and 30,622,750.09 is: 45,927,457.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,622,934.83 : 170,409,662.90 = 30,622,750.09 : x
  2. Step 2: Convert to fraction form
    113,622,934.83/170,409,662.90 = 30,622,750.09/x
  3. Step 3: Cross multiply
    113,622,934.83x = 170,409,662.90 × 30,622,750.09
  4. Step 4: Simplify right side
    113,622,934.83x = 5,218,412,519,443,542
  5. Step 5: Solve for x
    x = 5,218,412,519,443,542/113,622,934.83
  6. Step 6: Final answer
    x = 45,927,457.58

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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.