Home / 576,205,037.12-795,238,646.28-328,629,638.72

Finding the Fourth Proportional to 576,205,037.12, 795,238,646.28 and 328,629,638.72

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Solution

The fourth proportional to 576,205,037.12, 795,238,646.28 and 328,629,638.72 is: 453,552,072.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,205,037.12 : 795,238,646.28 = 328,629,638.72 : x
  2. Step 2: Convert to fraction form
    576,205,037.12/795,238,646.28 = 328,629,638.72/x
  3. Step 3: Cross multiply
    576,205,037.12x = 795,238,646.28 × 328,629,638.72
  4. Step 4: Simplify right side
    576,205,037.12x = 261,338,989,023,178,272
  5. Step 5: Solve for x
    x = 261,338,989,023,178,272/576,205,037.12
  6. Step 6: Final answer
    x = 453,552,072.94

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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.