Home / 969,845,295.20-1,454,767,942.80-279,775,061.60

Finding the Fourth Proportional to 969,845,295.20, 1,454,767,942.80 and 279,775,061.60

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Solution

The fourth proportional to 969,845,295.20, 1,454,767,942.80 and 279,775,061.60 is: 419,662,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,845,295.20 : 1,454,767,942.80 = 279,775,061.60 : x
  2. Step 2: Convert to fraction form
    969,845,295.20/1,454,767,942.80 = 279,775,061.60/x
  3. Step 3: Cross multiply
    969,845,295.20x = 1,454,767,942.80 × 279,775,061.60
  4. Step 4: Simplify right side
    969,845,295.20x = 407,007,790,810,575,296
  5. Step 5: Solve for x
    x = 407,007,790,810,575,296/969,845,295.20
  6. Step 6: Final answer
    x = 419,662,592.40

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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.