Home / 1,036,825,473.60-1,555,239,707.24-423,409,699.35

Finding the Fourth Proportional to 1,036,825,473.60, 1,555,239,707.24 and 423,409,699.35

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Solution

The fourth proportional to 1,036,825,473.60, 1,555,239,707.24 and 423,409,699.35 is: 635,115,160.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,825,473.60 : 1,555,239,707.24 = 423,409,699.35 : x
  2. Step 2: Convert to fraction form
    1,036,825,473.60/1,555,239,707.24 = 423,409,699.35/x
  3. Step 3: Cross multiply
    1,036,825,473.60x = 1,555,239,707.24 × 423,409,699.35
  4. Step 4: Simplify right side
    1,036,825,473.60x = 658,503,576,859,670,400
  5. Step 5: Solve for x
    x = 658,503,576,859,670,400/1,036,825,473.60
  6. Step 6: Final answer
    x = 635,115,160.29

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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.