Home / 458,866,067.14-633,235,263.75-250,022,209.78

Finding the Fourth Proportional to 458,866,067.14, 633,235,263.75 and 250,022,209.78

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Solution

The fourth proportional to 458,866,067.14, 633,235,263.75 and 250,022,209.78 is: 345,030,699.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,866,067.14 : 633,235,263.75 = 250,022,209.78 : x
  2. Step 2: Convert to fraction form
    458,866,067.14/633,235,263.75 = 250,022,209.78/x
  3. Step 3: Cross multiply
    458,866,067.14x = 633,235,263.75 × 250,022,209.78
  4. Step 4: Simplify right side
    458,866,067.14x = 158,322,879,953,396,128
  5. Step 5: Solve for x
    x = 158,322,879,953,396,128/458,866,067.14
  6. Step 6: Final answer
    x = 345,030,699.13

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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.