Home / 140,334,786.45-210,486,097.94-36,713,991.38

Finding the Fourth Proportional to 140,334,786.45, 210,486,097.94 and 36,713,991.38

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Solution

The fourth proportional to 140,334,786.45, 210,486,097.94 and 36,713,991.38 is: 55,066,779.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,334,786.45 : 210,486,097.94 = 36,713,991.38 : x
  2. Step 2: Convert to fraction form
    140,334,786.45/210,486,097.94 = 36,713,991.38/x
  3. Step 3: Cross multiply
    140,334,786.45x = 210,486,097.94 × 36,713,991.38
  4. Step 4: Simplify right side
    140,334,786.45x = 7,727,784,784,142,995
  5. Step 5: Solve for x
    x = 7,727,784,784,142,995/140,334,786.45
  6. Step 6: Final answer
    x = 55,066,779.80

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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.