Home / 405,760,879.01-559,902,773.74-227,154,547.56

Finding the Fourth Proportional to 405,760,879.01, 559,902,773.74 and 227,154,547.56

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Solution

The fourth proportional to 405,760,879.01, 559,902,773.74 and 227,154,547.56 is: 313,446,829.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,760,879.01 : 559,902,773.74 = 227,154,547.56 : x
  2. Step 2: Convert to fraction form
    405,760,879.01/559,902,773.74 = 227,154,547.56/x
  3. Step 3: Cross multiply
    405,760,879.01x = 559,902,773.74 × 227,154,547.56
  4. Step 4: Simplify right side
    405,760,879.01x = 127,184,461,245,930,848
  5. Step 5: Solve for x
    x = 127,184,461,245,930,848/405,760,879.01
  6. Step 6: Final answer
    x = 313,446,829.95

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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.