Home / 1,119,745,834.40-1,679,618,751.60-829,508,189.60

Finding the Fourth Proportional to 1,119,745,834.40, 1,679,618,751.60 and 829,508,189.60

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Solution

The fourth proportional to 1,119,745,834.40, 1,679,618,751.60 and 829,508,189.60 is: 1,244,262,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,745,834.40 : 1,679,618,751.60 = 829,508,189.60 : x
  2. Step 2: Convert to fraction form
    1,119,745,834.40/1,679,618,751.60 = 829,508,189.60/x
  3. Step 3: Cross multiply
    1,119,745,834.40x = 1,679,618,751.60 × 829,508,189.60
  4. Step 4: Simplify right side
    1,119,745,834.40x = 1,393,257,509,857,928,192
  5. Step 5: Solve for x
    x = 1,393,257,509,857,928,192/1,119,745,834.40
  6. Step 6: Final answer
    x = 1,244,262,284.40

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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.