Home / 806,328,180.60-1,209,716,219.70-346,486,644.60

Finding the Fourth Proportional to 806,328,180.60, 1,209,716,219.70 and 346,486,644.60

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Solution

The fourth proportional to 806,328,180.60, 1,209,716,219.70 and 346,486,644.60 is: 519,826,199.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,328,180.60 : 1,209,716,219.70 = 346,486,644.60 : x
  2. Step 2: Convert to fraction form
    806,328,180.60/1,209,716,219.70 = 346,486,644.60/x
  3. Step 3: Cross multiply
    806,328,180.60x = 1,209,716,219.70 × 346,486,644.60
  4. Step 4: Simplify right side
    806,328,180.60x = 419,150,513,882,049,472
  5. Step 5: Solve for x
    x = 419,150,513,882,049,472/806,328,180.60
  6. Step 6: Final answer
    x = 519,826,199.76

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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.