Home / 102,018,096-140,782,880.25-55,607,943.96

Finding the Fourth Proportional to 102,018,096, 140,782,880.25 and 55,607,943.96

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Solution

The fourth proportional to 102,018,096, 140,782,880.25 and 55,607,943.96 is: 76,737,822.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,018,096 : 140,782,880.25 = 55,607,943.96 : x
  2. Step 2: Convert to fraction form
    102,018,096/140,782,880.25 = 55,607,943.96/x
  3. Step 3: Cross multiply
    102,018,096x = 140,782,880.25 × 55,607,943.96
  4. Step 4: Simplify right side
    102,018,096x = 7,828,646,515,469,391
  5. Step 5: Solve for x
    x = 7,828,646,515,469,391/102,018,096
  6. Step 6: Final answer
    x = 76,737,822.23

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1.5x scale

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.