Home / 769,825,344.90-1,154,738,017.35-360,922,829.70

Finding the Fourth Proportional to 769,825,344.90, 1,154,738,017.35 and 360,922,829.70

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Solution

The fourth proportional to 769,825,344.90, 1,154,738,017.35 and 360,922,829.70 is: 541,384,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,825,344.90 : 1,154,738,017.35 = 360,922,829.70 : x
  2. Step 2: Convert to fraction form
    769,825,344.90/1,154,738,017.35 = 360,922,829.70/x
  3. Step 3: Cross multiply
    769,825,344.90x = 1,154,738,017.35 × 360,922,829.70
  4. Step 4: Simplify right side
    769,825,344.90x = 416,771,312,784,129,664
  5. Step 5: Solve for x
    x = 416,771,312,784,129,664/769,825,344.90
  6. Step 6: Final answer
    x = 541,384,244.55

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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.