Home / 260,205,305.99-390,266,077.73-75,929,517.05

Finding the Fourth Proportional to 260,205,305.99, 390,266,077.73 and 75,929,517.05

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Solution

The fourth proportional to 260,205,305.99, 390,266,077.73 and 75,929,517.05 is: 113,882,054.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,205,305.99 : 390,266,077.73 = 75,929,517.05 : x
  2. Step 2: Convert to fraction form
    260,205,305.99/390,266,077.73 = 75,929,517.05/x
  3. Step 3: Cross multiply
    260,205,305.99x = 390,266,077.73 × 75,929,517.05
  4. Step 4: Simplify right side
    260,205,305.99x = 29,632,714,800,705,684
  5. Step 5: Solve for x
    x = 29,632,714,800,705,684/260,205,305.99
  6. Step 6: Final answer
    x = 113,882,054.36

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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.