Home / 545,021,719.44-817,230,110.04-181,317,532.56

Finding the Fourth Proportional to 545,021,719.44, 817,230,110.04 and 181,317,532.56

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Solution

The fourth proportional to 545,021,719.44, 817,230,110.04 and 181,317,532.56 is: 271,875,673.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,021,719.44 : 817,230,110.04 = 181,317,532.56 : x
  2. Step 2: Convert to fraction form
    545,021,719.44/817,230,110.04 = 181,317,532.56/x
  3. Step 3: Cross multiply
    545,021,719.44x = 817,230,110.04 × 181,317,532.56
  4. Step 4: Simplify right side
    545,021,719.44x = 148,178,147,086,190,080
  5. Step 5: Solve for x
    x = 148,178,147,086,190,080/545,021,719.44
  6. Step 6: Final answer
    x = 271,875,673.58

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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.