Home / 1,201,165,660.80-1,801,748,491.20-943,176,643.20

Finding the Fourth Proportional to 1,201,165,660.80, 1,801,748,491.20 and 943,176,643.20

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Solution

The fourth proportional to 1,201,165,660.80, 1,801,748,491.20 and 943,176,643.20 is: 1,414,764,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,165,660.80 : 1,801,748,491.20 = 943,176,643.20 : x
  2. Step 2: Convert to fraction form
    1,201,165,660.80/1,801,748,491.20 = 943,176,643.20/x
  3. Step 3: Cross multiply
    1,201,165,660.80x = 1,801,748,491.20 × 943,176,643.20
  4. Step 4: Simplify right side
    1,201,165,660.80x = 1,699,367,093,820,680,960
  5. Step 5: Solve for x
    x = 1,699,367,093,820,680,960/1,201,165,660.80
  6. Step 6: Final answer
    x = 1,414,764,964.80

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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.