Home / 576,550,609.12-795,635,878.80-312,226,553.44

Finding the Fourth Proportional to 576,550,609.12, 795,635,878.80 and 312,226,553.44

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Solution

The fourth proportional to 576,550,609.12, 795,635,878.80 and 312,226,553.44 is: 430,870,498.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,550,609.12 : 795,635,878.80 = 312,226,553.44 : x
  2. Step 2: Convert to fraction form
    576,550,609.12/795,635,878.80 = 312,226,553.44/x
  3. Step 3: Cross multiply
    576,550,609.12x = 795,635,878.80 × 312,226,553.44
  4. Step 4: Simplify right side
    576,550,609.12x = 248,418,648,230,929,536
  5. Step 5: Solve for x
    x = 248,418,648,230,929,536/576,550,609.12
  6. Step 6: Final answer
    x = 430,870,498.27

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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.