Home / 1,056,067,508.80-1,584,250,562.40-328,980,404.80

Finding the Fourth Proportional to 1,056,067,508.80, 1,584,250,562.40 and 328,980,404.80

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Solution

The fourth proportional to 1,056,067,508.80, 1,584,250,562.40 and 328,980,404.80 is: 493,517,116.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,067,508.80 : 1,584,250,562.40 = 328,980,404.80 : x
  2. Step 2: Convert to fraction form
    1,056,067,508.80/1,584,250,562.40 = 328,980,404.80/x
  3. Step 3: Cross multiply
    1,056,067,508.80x = 1,584,250,562.40 × 328,980,404.80
  4. Step 4: Simplify right side
    1,056,067,508.80x = 521,187,391,322,979,712
  5. Step 5: Solve for x
    x = 521,187,391,322,979,712/1,056,067,508.80
  6. Step 6: Final answer
    x = 493,517,116.07

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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.