Home / 195,740,859.81-270,139,598.52-107,650,380.63

Finding the Fourth Proportional to 195,740,859.81, 270,139,598.52 and 107,650,380.63

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Solution

The fourth proportional to 195,740,859.81, 270,139,598.52 and 107,650,380.63 is: 148,566,991.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,740,859.81 : 270,139,598.52 = 107,650,380.63 : x
  2. Step 2: Convert to fraction form
    195,740,859.81/270,139,598.52 = 107,650,380.63/x
  3. Step 3: Cross multiply
    195,740,859.81x = 270,139,598.52 × 107,650,380.63
  4. Step 4: Simplify right side
    195,740,859.81x = 29,080,630,603,913,380
  5. Step 5: Solve for x
    x = 29,080,630,603,913,380/195,740,859.81
  6. Step 6: Final answer
    x = 148,566,991.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.