Home / 776,161,546.88-1,163,668,361.46-469,385,458.16

Finding the Fourth Proportional to 776,161,546.88, 1,163,668,361.46 and 469,385,458.16

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Solution

The fourth proportional to 776,161,546.88, 1,163,668,361.46 and 469,385,458.16 is: 703,731,084.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,161,546.88 : 1,163,668,361.46 = 469,385,458.16 : x
  2. Step 2: Convert to fraction form
    776,161,546.88/1,163,668,361.46 = 469,385,458.16/x
  3. Step 3: Cross multiply
    776,161,546.88x = 1,163,668,361.46 × 469,385,458.16
  4. Step 4: Simplify right side
    776,161,546.88x = 546,209,006,990,198,656
  5. Step 5: Solve for x
    x = 546,209,006,990,198,656/776,161,546.88
  6. Step 6: Final answer
    x = 703,731,084.32

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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.