Home / 120,096,696.20-180,076,779.66-47,273,998.28

Finding the Fourth Proportional to 120,096,696.20, 180,076,779.66 and 47,273,998.28

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Solution

The fourth proportional to 120,096,696.20, 180,076,779.66 and 47,273,998.28 is: 70,884,126.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,096,696.20 : 180,076,779.66 = 47,273,998.28 : x
  2. Step 2: Convert to fraction form
    120,096,696.20/180,076,779.66 = 47,273,998.28/x
  3. Step 3: Cross multiply
    120,096,696.20x = 180,076,779.66 × 47,273,998.28
  4. Step 4: Simplify right side
    120,096,696.20x = 8,512,949,371,914,779
  5. Step 5: Solve for x
    x = 8,512,949,371,914,779/120,096,696.20
  6. Step 6: Final answer
    x = 70,884,126.22

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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.