Home / 481,726,461.87-722,619,610.97-136,707,091.47

Finding the Fourth Proportional to 481,726,461.87, 722,619,610.97 and 136,707,091.47

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Solution

The fourth proportional to 481,726,461.87, 722,619,610.97 and 136,707,091.47 is: 205,069,127.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,726,461.87 : 722,619,610.97 = 136,707,091.47 : x
  2. Step 2: Convert to fraction form
    481,726,461.87/722,619,610.97 = 136,707,091.47/x
  3. Step 3: Cross multiply
    481,726,461.87x = 722,619,610.97 × 136,707,091.47
  4. Step 4: Simplify right side
    481,726,461.87x = 98,787,225,254,208,080
  5. Step 5: Solve for x
    x = 98,787,225,254,208,080/481,726,461.87
  6. Step 6: Final answer
    x = 205,069,127.55

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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.