Home / 214,370,862.66-321,558,269.58-61,016,877.18

Finding the Fourth Proportional to 214,370,862.66, 321,558,269.58 and 61,016,877.18

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Solution

The fourth proportional to 214,370,862.66, 321,558,269.58 and 61,016,877.18 is: 91,525,878.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,370,862.66 : 321,558,269.58 = 61,016,877.18 : x
  2. Step 2: Convert to fraction form
    214,370,862.66/321,558,269.58 = 61,016,877.18/x
  3. Step 3: Cross multiply
    214,370,862.66x = 321,558,269.58 × 61,016,877.18
  4. Step 4: Simplify right side
    214,370,862.66x = 19,620,481,441,176,188
  5. Step 5: Solve for x
    x = 19,620,481,441,176,188/214,370,862.66
  6. Step 6: Final answer
    x = 91,525,878.09

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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.