Home / 546,485,317.68-818,870,031.42-371,691,715.56

Finding the Fourth Proportional to 546,485,317.68, 818,870,031.42 and 371,691,715.56

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Solution

The fourth proportional to 546,485,317.68, 818,870,031.42 and 371,691,715.56 is: 556,954,042.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,485,317.68 : 818,870,031.42 = 371,691,715.56 : x
  2. Step 2: Convert to fraction form
    546,485,317.68/818,870,031.42 = 371,691,715.56/x
  3. Step 3: Cross multiply
    546,485,317.68x = 818,870,031.42 × 371,691,715.56
  4. Step 4: Simplify right side
    546,485,317.68x = 304,367,206,799,170,880
  5. Step 5: Solve for x
    x = 304,367,206,799,170,880/546,485,317.68
  6. Step 6: Final answer
    x = 556,954,042.41

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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.