Home / 159,235,563.69-219,738,009.60-88,674,813.45

Finding the Fourth Proportional to 159,235,563.69, 219,738,009.60 and 88,674,813.45

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Solution

The fourth proportional to 159,235,563.69, 219,738,009.60 and 88,674,813.45 is: 122,367,306.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,235,563.69 : 219,738,009.60 = 88,674,813.45 : x
  2. Step 2: Convert to fraction form
    159,235,563.69/219,738,009.60 = 88,674,813.45/x
  3. Step 3: Cross multiply
    159,235,563.69x = 219,738,009.60 × 88,674,813.45
  4. Step 4: Simplify right side
    159,235,563.69x = 19,485,227,009,154,308
  5. Step 5: Solve for x
    x = 19,485,227,009,154,308/159,235,563.69
  6. Step 6: Final answer
    x = 122,367,306.38

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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.