Home / 230,185,703.07-345,414,731.81-84,721,431.87

Finding the Fourth Proportional to 230,185,703.07, 345,414,731.81 and 84,721,431.87

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Solution

The fourth proportional to 230,185,703.07, 345,414,731.81 and 84,721,431.87 is: 127,132,268.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,185,703.07 : 345,414,731.81 = 84,721,431.87 : x
  2. Step 2: Convert to fraction form
    230,185,703.07/345,414,731.81 = 84,721,431.87/x
  3. Step 3: Cross multiply
    230,185,703.07x = 345,414,731.81 × 84,721,431.87
  4. Step 4: Simplify right side
    230,185,703.07x = 29,264,030,667,511,632
  5. Step 5: Solve for x
    x = 29,264,030,667,511,632/230,185,703.07
  6. Step 6: Final answer
    x = 127,132,268.76

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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.