Home / 733,794,941.80-1,012,606,657.86-399,268,841.32

Finding the Fourth Proportional to 733,794,941.80, 1,012,606,657.86 and 399,268,841.32

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Solution

The fourth proportional to 733,794,941.80, 1,012,606,657.86 and 399,268,841.32 is: 550,974,480.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,794,941.80 : 1,012,606,657.86 = 399,268,841.32 : x
  2. Step 2: Convert to fraction form
    733,794,941.80/1,012,606,657.86 = 399,268,841.32/x
  3. Step 3: Cross multiply
    733,794,941.80x = 1,012,606,657.86 × 399,268,841.32
  4. Step 4: Simplify right side
    733,794,941.80x = 404,302,286,996,679,872
  5. Step 5: Solve for x
    x = 404,302,286,996,679,872/733,794,941.80
  6. Step 6: Final answer
    x = 550,974,480.70

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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.