Home / 782,903,660.10-1,173,579,787.22-367,637,113.42

Finding the Fourth Proportional to 782,903,660.10, 1,173,579,787.22 and 367,637,113.42

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Solution

The fourth proportional to 782,903,660.10, 1,173,579,787.22 and 367,637,113.42 is: 551,091,414.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,903,660.10 : 1,173,579,787.22 = 367,637,113.42 : x
  2. Step 2: Convert to fraction form
    782,903,660.10/1,173,579,787.22 = 367,637,113.42/x
  3. Step 3: Cross multiply
    782,903,660.10x = 1,173,579,787.22 × 367,637,113.42
  4. Step 4: Simplify right side
    782,903,660.10x = 431,451,485,341,618,624
  5. Step 5: Solve for x
    x = 431,451,485,341,618,624/782,903,660.10
  6. Step 6: Final answer
    x = 551,091,414.35

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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.