Home / 140,674,927.90-211,049,716.65-49,789,039.90

Finding the Fourth Proportional to 140,674,927.90, 211,049,716.65 and 49,789,039.90

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Solution

The fourth proportional to 140,674,927.90, 211,049,716.65 and 49,789,039.90 is: 74,696,770.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,674,927.90 : 211,049,716.65 = 49,789,039.90 : x
  2. Step 2: Convert to fraction form
    140,674,927.90/211,049,716.65 = 49,789,039.90/x
  3. Step 3: Cross multiply
    140,674,927.90x = 211,049,716.65 × 49,789,039.90
  4. Step 4: Simplify right side
    140,674,927.90x = 10,507,962,763,170,544
  5. Step 5: Solve for x
    x = 10,507,962,763,170,544/140,674,927.90
  6. Step 6: Final answer
    x = 74,696,770.21

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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.