Home / 911,016,983.40-1,366,242,884.88-328,675,523.04

Finding the Fourth Proportional to 911,016,983.40, 1,366,242,884.88 and 328,675,523.04

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Solution

The fourth proportional to 911,016,983.40, 1,366,242,884.88 and 328,675,523.04 is: 492,911,332.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,016,983.40 : 1,366,242,884.88 = 328,675,523.04 : x
  2. Step 2: Convert to fraction form
    911,016,983.40/1,366,242,884.88 = 328,675,523.04/x
  3. Step 3: Cross multiply
    911,016,983.40x = 1,366,242,884.88 × 328,675,523.04
  4. Step 4: Simplify right side
    911,016,983.40x = 449,050,594,787,612,544
  5. Step 5: Solve for x
    x = 449,050,594,787,612,544/911,016,983.40
  6. Step 6: Final answer
    x = 492,911,332.03

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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.