Home / 118,328,541.90-177,511,885.40-36,447,382.12

Finding the Fourth Proportional to 118,328,541.90, 177,511,885.40 and 36,447,382.12

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Solution

The fourth proportional to 118,328,541.90, 177,511,885.40 and 36,447,382.12 is: 54,676,947.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,328,541.90 : 177,511,885.40 = 36,447,382.12 : x
  2. Step 2: Convert to fraction form
    118,328,541.90/177,511,885.40 = 36,447,382.12/x
  3. Step 3: Cross multiply
    118,328,541.90x = 177,511,885.40 × 36,447,382.12
  4. Step 4: Simplify right side
    118,328,541.90x = 6,469,843,516,945,653
  5. Step 5: Solve for x
    x = 6,469,843,516,945,653/118,328,541.90
  6. Step 6: Final answer
    x = 54,676,947.87

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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.