Home / 308,419,686.22-462,644,477.47-101,139,760.08

Finding the Fourth Proportional to 308,419,686.22, 462,644,477.47 and 101,139,760.08

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Solution

The fourth proportional to 308,419,686.22, 462,644,477.47 and 101,139,760.08 is: 151,714,542.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,419,686.22 : 462,644,477.47 = 101,139,760.08 : x
  2. Step 2: Convert to fraction form
    308,419,686.22/462,644,477.47 = 101,139,760.08/x
  3. Step 3: Cross multiply
    308,419,686.22x = 462,644,477.47 × 101,139,760.08
  4. Step 4: Simplify right side
    308,419,686.22x = 46,791,751,455,083,848
  5. Step 5: Solve for x
    x = 46,791,751,455,083,848/308,419,686.22
  6. Step 6: Final answer
    x = 151,714,542.05

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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.