Home / 79,744,907.76-110,048,020.92-43,075,494.96

Finding the Fourth Proportional to 79,744,907.76, 110,048,020.92 and 43,075,494.96

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Solution

The fourth proportional to 79,744,907.76, 110,048,020.92 and 43,075,494.96 is: 59,444,209.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,744,907.76 : 110,048,020.92 = 43,075,494.96 : x
  2. Step 2: Convert to fraction form
    79,744,907.76/110,048,020.92 = 43,075,494.96/x
  3. Step 3: Cross multiply
    79,744,907.76x = 110,048,020.92 × 43,075,494.96
  4. Step 4: Simplify right side
    79,744,907.76x = 4,740,372,970,497,435
  5. Step 5: Solve for x
    x = 4,740,372,970,497,435/79,744,907.76
  6. Step 6: Final answer
    x = 59,444,209.09

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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.