Home / 86,940,090.30-130,410,135.45-46,629,306.30

Finding the Fourth Proportional to 86,940,090.30, 130,410,135.45 and 46,629,306.30

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Solution

The fourth proportional to 86,940,090.30, 130,410,135.45 and 46,629,306.30 is: 69,943,959.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,940,090.30 : 130,410,135.45 = 46,629,306.30 : x
  2. Step 2: Convert to fraction form
    86,940,090.30/130,410,135.45 = 46,629,306.30/x
  3. Step 3: Cross multiply
    86,940,090.30x = 130,410,135.45 × 46,629,306.30
  4. Step 4: Simplify right side
    86,940,090.30x = 6,080,934,150,522,538
  5. Step 5: Solve for x
    x = 6,080,934,150,522,538/86,940,090.30
  6. Step 6: Final answer
    x = 69,943,959.45

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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.