Home / 281,937,936.69-422,927,287.88-118,010,826.81

Finding the Fourth Proportional to 281,937,936.69, 422,927,287.88 and 118,010,826.81

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Solution

The fourth proportional to 281,937,936.69, 422,927,287.88 and 118,010,826.81 is: 177,024,771.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,937,936.69 : 422,927,287.88 = 118,010,826.81 : x
  2. Step 2: Convert to fraction form
    281,937,936.69/422,927,287.88 = 118,010,826.81/x
  3. Step 3: Cross multiply
    281,937,936.69x = 422,927,287.88 × 118,010,826.81
  4. Step 4: Simplify right side
    281,937,936.69x = 49,909,998,922,639,640
  5. Step 5: Solve for x
    x = 49,909,998,922,639,640/281,937,936.69
  6. Step 6: Final answer
    x = 177,024,771.87

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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.