Home / 746,911,850.90-1,119,611,949.15-440,046,007.70

Finding the Fourth Proportional to 746,911,850.90, 1,119,611,949.15 and 440,046,007.70

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Solution

The fourth proportional to 746,911,850.90, 1,119,611,949.15 and 440,046,007.70 is: 659,623,713.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,911,850.90 : 1,119,611,949.15 = 440,046,007.70 : x
  2. Step 2: Convert to fraction form
    746,911,850.90/1,119,611,949.15 = 440,046,007.70/x
  3. Step 3: Cross multiply
    746,911,850.90x = 1,119,611,949.15 × 440,046,007.70
  4. Step 4: Simplify right side
    746,911,850.90x = 492,680,768,396,672,960
  5. Step 5: Solve for x
    x = 492,680,768,396,672,960/746,911,850.90
  6. Step 6: Final answer
    x = 659,623,713.03

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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.