Home / 90,421,562.12-135,637,034.70-29,842,012.04

Finding the Fourth Proportional to 90,421,562.12, 135,637,034.70 and 29,842,012.04

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Solution

The fourth proportional to 90,421,562.12, 135,637,034.70 and 29,842,012.04 is: 44,764,566.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,421,562.12 : 135,637,034.70 = 29,842,012.04 : x
  2. Step 2: Convert to fraction form
    90,421,562.12/135,637,034.70 = 29,842,012.04/x
  3. Step 3: Cross multiply
    90,421,562.12x = 135,637,034.70 × 29,842,012.04
  4. Step 4: Simplify right side
    90,421,562.12x = 4,047,682,022,587,297.50
  5. Step 5: Solve for x
    x = 4,047,682,022,587,297.50/90,421,562.12
  6. Step 6: Final answer
    x = 44,764,566.41

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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.