Home / 352,764,756.24-486,842,632.43-211,641,287.59

Finding the Fourth Proportional to 352,764,756.24, 486,842,632.43 and 211,641,287.59

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Solution

The fourth proportional to 352,764,756.24, 486,842,632.43 and 211,641,287.59 is: 292,081,336.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,764,756.24 : 486,842,632.43 = 211,641,287.59 : x
  2. Step 2: Convert to fraction form
    352,764,756.24/486,842,632.43 = 211,641,287.59/x
  3. Step 3: Cross multiply
    352,764,756.24x = 486,842,632.43 × 211,641,287.59
  4. Step 4: Simplify right side
    352,764,756.24x = 103,036,001,581,190,288
  5. Step 5: Solve for x
    x = 103,036,001,581,190,288/352,764,756.24
  6. Step 6: Final answer
    x = 292,081,336.81

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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.