Home / 1,098,037,730.80-1,647,056,596.20-371,015,945.20

Finding the Fourth Proportional to 1,098,037,730.80, 1,647,056,596.20 and 371,015,945.20

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Solution

The fourth proportional to 1,098,037,730.80, 1,647,056,596.20 and 371,015,945.20 is: 556,523,917.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,037,730.80 : 1,647,056,596.20 = 371,015,945.20 : x
  2. Step 2: Convert to fraction form
    1,098,037,730.80/1,647,056,596.20 = 371,015,945.20/x
  3. Step 3: Cross multiply
    1,098,037,730.80x = 1,647,056,596.20 × 371,015,945.20
  4. Step 4: Simplify right side
    1,098,037,730.80x = 611,084,259,837,037,696
  5. Step 5: Solve for x
    x = 611,084,259,837,037,696/1,098,037,730.80
  6. Step 6: Final answer
    x = 556,523,917.80

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1.5x scale

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.