Home / 533,824,020.10-800,736,030.15-328,686,919.30

Finding the Fourth Proportional to 533,824,020.10, 800,736,030.15 and 328,686,919.30

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Solution

The fourth proportional to 533,824,020.10, 800,736,030.15 and 328,686,919.30 is: 493,030,378.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,824,020.10 : 800,736,030.15 = 328,686,919.30 : x
  2. Step 2: Convert to fraction form
    533,824,020.10/800,736,030.15 = 328,686,919.30/x
  3. Step 3: Cross multiply
    533,824,020.10x = 800,736,030.15 × 328,686,919.30
  4. Step 4: Simplify right side
    533,824,020.10x = 263,191,458,922,515,424
  5. Step 5: Solve for x
    x = 263,191,458,922,515,424/533,824,020.10
  6. Step 6: Final answer
    x = 493,030,378.95

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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.