Home / 223,433,561.42-335,162,948.33-67,992,435.28

Finding the Fourth Proportional to 223,433,561.42, 335,162,948.33 and 67,992,435.28

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Solution

The fourth proportional to 223,433,561.42, 335,162,948.33 and 67,992,435.28 is: 101,992,489.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,433,561.42 : 335,162,948.33 = 67,992,435.28 : x
  2. Step 2: Convert to fraction form
    223,433,561.42/335,162,948.33 = 67,992,435.28/x
  3. Step 3: Cross multiply
    223,433,561.42x = 335,162,948.33 × 67,992,435.28
  4. Step 4: Simplify right side
    223,433,561.42x = 22,788,545,072,581,508
  5. Step 5: Solve for x
    x = 22,788,545,072,581,508/223,433,561.42
  6. Step 6: Final answer
    x = 101,992,489.08

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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.