Home / 229,804,498.69-317,228,061.61-154,494,503.66

Finding the Fourth Proportional to 229,804,498.69, 317,228,061.61 and 154,494,503.66

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Solution

The fourth proportional to 229,804,498.69, 317,228,061.61 and 154,494,503.66 is: 213,268,200.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,804,498.69 : 317,228,061.61 = 154,494,503.66 : x
  2. Step 2: Convert to fraction form
    229,804,498.69/317,228,061.61 = 154,494,503.66/x
  3. Step 3: Cross multiply
    229,804,498.69x = 317,228,061.61 × 154,494,503.66
  4. Step 4: Simplify right side
    229,804,498.69x = 49,009,991,926,447,032
  5. Step 5: Solve for x
    x = 49,009,991,926,447,032/229,804,498.69
  6. Step 6: Final answer
    x = 213,268,200.61

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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.