Home / 1,746,936,524.80-2,620,404,787.20-828,606,476.80

Finding the Fourth Proportional to 1,746,936,524.80, 2,620,404,787.20 and 828,606,476.80

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Solution

The fourth proportional to 1,746,936,524.80, 2,620,404,787.20 and 828,606,476.80 is: 1,242,909,715.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746,936,524.80 : 2,620,404,787.20 = 828,606,476.80 : x
  2. Step 2: Convert to fraction form
    1,746,936,524.80/2,620,404,787.20 = 828,606,476.80/x
  3. Step 3: Cross multiply
    1,746,936,524.80x = 2,620,404,787.20 × 828,606,476.80
  4. Step 4: Simplify right side
    1,746,936,524.80x = 2,171,284,378,511,645,440
  5. Step 5: Solve for x
    x = 2,171,284,378,511,645,440/1,746,936,524.80
  6. Step 6: Final answer
    x = 1,242,909,715.20

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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.