Home / 43,740,064.80-65,610,097.20-30,135,175.20

Finding the Fourth Proportional to 43,740,064.80, 65,610,097.20 and 30,135,175.20

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Solution

The fourth proportional to 43,740,064.80, 65,610,097.20 and 30,135,175.20 is: 45,202,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,740,064.80 : 65,610,097.20 = 30,135,175.20 : x
  2. Step 2: Convert to fraction form
    43,740,064.80/65,610,097.20 = 30,135,175.20/x
  3. Step 3: Cross multiply
    43,740,064.80x = 65,610,097.20 × 30,135,175.20
  4. Step 4: Simplify right side
    43,740,064.80x = 1,977,171,774,011,029.50
  5. Step 5: Solve for x
    x = 1,977,171,774,011,029.50/43,740,064.80
  6. Step 6: Final answer
    x = 45,202,762.80

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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.