Home / 7,351,010,538.90-10,145,252,175.30-4,179,669,635.70

Finding the Fourth Proportional to 7,351,010,538.90, 10,145,252,175.30 and 4,179,669,635.70

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Solution

The fourth proportional to 7,351,010,538.90, 10,145,252,175.30 and 4,179,669,635.70 is: 5,768,431,733.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351,010,538.90 : 10,145,252,175.30 = 4,179,669,635.70 : x
  2. Step 2: Convert to fraction form
    7,351,010,538.90/10,145,252,175.30 = 4,179,669,635.70/x
  3. Step 3: Cross multiply
    7,351,010,538.90x = 10,145,252,175.30 × 4,179,669,635.70
  4. Step 4: Simplify right side
    7,351,010,538.90x = 42,403,802,463,620,775,936
  5. Step 5: Solve for x
    x = 42,403,802,463,620,775,936/7,351,010,538.90
  6. Step 6: Final answer
    x = 5,768,431,733.19

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Double scale
Find fourth proportional to 7,351,010,539.90, 10,145,252,176.68 and 4,179,669,636.70
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1.5x scale

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.