Home / 515,847,635.12-773,055,582.07-235,042,299.20

Finding the Fourth Proportional to 515,847,635.12, 773,055,582.07 and 235,042,299.20

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Solution

The fourth proportional to 515,847,635.12, 773,055,582.07 and 235,042,299.20 is: 352,237,267.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,847,635.12 : 773,055,582.07 = 235,042,299.20 : x
  2. Step 2: Convert to fraction form
    515,847,635.12/773,055,582.07 = 235,042,299.20/x
  3. Step 3: Cross multiply
    515,847,635.12x = 773,055,582.07 × 235,042,299.20
  4. Step 4: Simplify right side
    515,847,635.12x = 181,700,761,419,127,104
  5. Step 5: Solve for x
    x = 181,700,761,419,127,104/515,847,635.12
  6. Step 6: Final answer
    x = 352,237,267.46

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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.