Home / 198,495,608,760.03-273,925,688,320.80-108,275,463,622.11

Finding the Fourth Proportional to 198,495,608,760.03, 273,925,688,320.80 and 108,275,463,622.11

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Solution

The fourth proportional to 198,495,608,760.03, 273,925,688,320.80 and 108,275,463,622.11 is: 149,421,093,424.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,495,608,760.03 : 273,925,688,320.80 = 108,275,463,622.11 : x
  2. Step 2: Convert to fraction form
    198,495,608,760.03/273,925,688,320.80 = 108,275,463,622.11/x
  3. Step 3: Cross multiply
    198,495,608,760.03x = 273,925,688,320.80 × 108,275,463,622.11
  4. Step 4: Simplify right side
    198,495,608,760.03x = 29,659,430,900,940,220,137,472
  5. Step 5: Solve for x
    x = 29,659,430,900,940,220,137,472/198,495,608,760.03
  6. Step 6: Final answer
    x = 149,421,093,424.78

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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.