Home / 1,194,922,173.80-1,791,360,846.30-458,520,510.44

Finding the Fourth Proportional to 1,194,922,173.80, 1,791,360,846.30 and 458,520,510.44

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Solution

The fourth proportional to 1,194,922,173.80, 1,791,360,846.30 and 458,520,510.44 is: 687,388,440.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,922,173.80 : 1,791,360,846.30 = 458,520,510.44 : x
  2. Step 2: Convert to fraction form
    1,194,922,173.80/1,791,360,846.30 = 458,520,510.44/x
  3. Step 3: Cross multiply
    1,194,922,173.80x = 1,791,360,846.30 × 458,520,510.44
  4. Step 4: Simplify right side
    1,194,922,173.80x = 821,375,689,627,706,368
  5. Step 5: Solve for x
    x = 821,375,689,627,706,368/1,194,922,173.80
  6. Step 6: Final answer
    x = 687,388,440.55

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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.