Home / 1,106,713,091.28-1,660,360,380.84-397,733,238.39

Finding the Fourth Proportional to 1,106,713,091.28, 1,660,360,380.84 and 397,733,238.39

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Solution

The fourth proportional to 1,106,713,091.28, 1,660,360,380.84 and 397,733,238.39 is: 596,704,345.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,713,091.28 : 1,660,360,380.84 = 397,733,238.39 : x
  2. Step 2: Convert to fraction form
    1,106,713,091.28/1,660,360,380.84 = 397,733,238.39/x
  3. Step 3: Cross multiply
    1,106,713,091.28x = 1,660,360,380.84 × 397,733,238.39
  4. Step 4: Simplify right side
    1,106,713,091.28x = 660,380,511,165,946,880
  5. Step 5: Solve for x
    x = 660,380,511,165,946,880/1,106,713,091.28
  6. Step 6: Final answer
    x = 596,704,345.84

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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.