Home / 124,505,930.58-186,765,707.16-51,730,069.56

Finding the Fourth Proportional to 124,505,930.58, 186,765,707.16 and 51,730,069.56

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Solution

The fourth proportional to 124,505,930.58, 186,765,707.16 and 51,730,069.56 is: 77,597,934.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,505,930.58 : 186,765,707.16 = 51,730,069.56 : x
  2. Step 2: Convert to fraction form
    124,505,930.58/186,765,707.16 = 51,730,069.56/x
  3. Step 3: Cross multiply
    124,505,930.58x = 186,765,707.16 × 51,730,069.56
  4. Step 4: Simplify right side
    124,505,930.58x = 9,661,403,022,809,390
  5. Step 5: Solve for x
    x = 9,661,403,022,809,390/124,505,930.58
  6. Step 6: Final answer
    x = 77,597,934.31

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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.