Home / 140,989,552.46-211,398,097.70-67,235,890.23

Finding the Fourth Proportional to 140,989,552.46, 211,398,097.70 and 67,235,890.23

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Solution

The fourth proportional to 140,989,552.46, 211,398,097.70 and 67,235,890.23 is: 100,812,713.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,989,552.46 : 211,398,097.70 = 67,235,890.23 : x
  2. Step 2: Convert to fraction form
    140,989,552.46/211,398,097.70 = 67,235,890.23/x
  3. Step 3: Cross multiply
    140,989,552.46x = 211,398,097.70 × 67,235,890.23
  4. Step 4: Simplify right side
    140,989,552.46x = 14,213,539,291,451,836
  5. Step 5: Solve for x
    x = 14,213,539,291,451,836/140,989,552.46
  6. Step 6: Final answer
    x = 100,812,713.03

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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.