Home / 1,036,825,489.08-1,555,239,730.45-423,409,714.83

Finding the Fourth Proportional to 1,036,825,489.08, 1,555,239,730.45 and 423,409,714.83

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Solution

The fourth proportional to 1,036,825,489.08, 1,555,239,730.45 and 423,409,714.83 is: 635,115,183.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,825,489.08 : 1,555,239,730.45 = 423,409,714.83 : x
  2. Step 2: Convert to fraction form
    1,036,825,489.08/1,555,239,730.45 = 423,409,714.83/x
  3. Step 3: Cross multiply
    1,036,825,489.08x = 1,555,239,730.45 × 423,409,714.83
  4. Step 4: Simplify right side
    1,036,825,489.08x = 658,503,610,761,824,128
  5. Step 5: Solve for x
    x = 658,503,610,761,824,128/1,036,825,489.08
  6. Step 6: Final answer
    x = 635,115,183.51

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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.