Home / 1,323,815,135.20-1,826,993,925.28-988,705,871.04

Finding the Fourth Proportional to 1,323,815,135.20, 1,826,993,925.28 and 988,705,871.04

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Solution

The fourth proportional to 1,323,815,135.20, 1,826,993,925.28 and 988,705,871.04 is: 1,364,510,476.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,815,135.20 : 1,826,993,925.28 = 988,705,871.04 : x
  2. Step 2: Convert to fraction form
    1,323,815,135.20/1,826,993,925.28 = 988,705,871.04/x
  3. Step 3: Cross multiply
    1,323,815,135.20x = 1,826,993,925.28 × 988,705,871.04
  4. Step 4: Simplify right side
    1,323,815,135.20x = 1,806,359,620,278,750,976
  5. Step 5: Solve for x
    x = 1,806,359,620,278,750,976/1,323,815,135.20
  6. Step 6: Final answer
    x = 1,364,510,476.01

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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.