Home / 737,664,872.92-1,017,980,698.64-403,144,255.96

Finding the Fourth Proportional to 737,664,872.92, 1,017,980,698.64 and 403,144,255.96

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Solution

The fourth proportional to 737,664,872.92, 1,017,980,698.64 and 403,144,255.96 is: 556,340,807.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,664,872.92 : 1,017,980,698.64 = 403,144,255.96 : x
  2. Step 2: Convert to fraction form
    737,664,872.92/1,017,980,698.64 = 403,144,255.96/x
  3. Step 3: Cross multiply
    737,664,872.92x = 1,017,980,698.64 × 403,144,255.96
  4. Step 4: Simplify right side
    737,664,872.92x = 410,393,071,334,863,744
  5. Step 5: Solve for x
    x = 410,393,071,334,863,744/737,664,872.92
  6. Step 6: Final answer
    x = 556,340,807.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.