Home / 200,489,246.60-276,732,823.06-121,091,696.52

Finding the Fourth Proportional to 200,489,246.60, 276,732,823.06 and 121,091,696.52

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Solution

The fourth proportional to 200,489,246.60, 276,732,823.06 and 121,091,696.52 is: 167,141,368.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,489,246.60 : 276,732,823.06 = 121,091,696.52 : x
  2. Step 2: Convert to fraction form
    200,489,246.60/276,732,823.06 = 121,091,696.52/x
  3. Step 3: Cross multiply
    200,489,246.60x = 276,732,823.06 × 121,091,696.52
  4. Step 4: Simplify right side
    200,489,246.60x = 33,510,047,027,104,376
  5. Step 5: Solve for x
    x = 33,510,047,027,104,376/200,489,246.60
  6. Step 6: Final answer
    x = 167,141,368.40

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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.