Home / 238,509,235.80-329,140,765.44-134,087,771.52

Finding the Fourth Proportional to 238,509,235.80, 329,140,765.44 and 134,087,771.52

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Solution

The fourth proportional to 238,509,235.80, 329,140,765.44 and 134,087,771.52 is: 185,040,011.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,509,235.80 : 329,140,765.44 = 134,087,771.52 : x
  2. Step 2: Convert to fraction form
    238,509,235.80/329,140,765.44 = 134,087,771.52/x
  3. Step 3: Cross multiply
    238,509,235.80x = 329,140,765.44 × 134,087,771.52
  4. Step 4: Simplify right side
    238,509,235.80x = 44,133,751,754,236,632
  5. Step 5: Solve for x
    x = 44,133,751,754,236,632/238,509,235.80
  6. Step 6: Final answer
    x = 185,040,011.58

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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.