Home / 984,327,643.52-1,476,814,704.96-402,551,175.68

Finding the Fourth Proportional to 984,327,643.52, 1,476,814,704.96 and 402,551,175.68

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Solution

The fourth proportional to 984,327,643.52, 1,476,814,704.96 and 402,551,175.68 is: 603,958,955.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,327,643.52 : 1,476,814,704.96 = 402,551,175.68 : x
  2. Step 2: Convert to fraction form
    984,327,643.52/1,476,814,704.96 = 402,551,175.68/x
  3. Step 3: Cross multiply
    984,327,643.52x = 1,476,814,704.96 × 402,551,175.68
  4. Step 4: Simplify right side
    984,327,643.52x = 594,493,495,743,160,320
  5. Step 5: Solve for x
    x = 594,493,495,743,160,320/984,327,643.52
  6. Step 6: Final answer
    x = 603,958,955.80

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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.