Home / 477,216,216.39-658,548,056.57-276,281,564.33

Finding the Fourth Proportional to 477,216,216.39, 658,548,056.57 and 276,281,564.33

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Solution

The fourth proportional to 477,216,216.39, 658,548,056.57 and 276,281,564.33 is: 381,262,582.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,216,216.39 : 658,548,056.57 = 276,281,564.33 : x
  2. Step 2: Convert to fraction form
    477,216,216.39/658,548,056.57 = 276,281,564.33/x
  3. Step 3: Cross multiply
    477,216,216.39x = 658,548,056.57 × 276,281,564.33
  4. Step 4: Simplify right side
    477,216,216.39x = 181,944,687,253,760,288
  5. Step 5: Solve for x
    x = 181,944,687,253,760,288/477,216,216.39
  6. Step 6: Final answer
    x = 381,262,582.88

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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.