Home / 828,381,104.58-1,143,190,180.65-452,061,940.98

Finding the Fourth Proportional to 828,381,104.58, 1,143,190,180.65 and 452,061,940.98

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Solution

The fourth proportional to 828,381,104.58, 1,143,190,180.65 and 452,061,940.98 is: 623,858,715.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,381,104.58 : 1,143,190,180.65 = 452,061,940.98 : x
  2. Step 2: Convert to fraction form
    828,381,104.58/1,143,190,180.65 = 452,061,940.98/x
  3. Step 3: Cross multiply
    828,381,104.58x = 1,143,190,180.65 × 452,061,940.98
  4. Step 4: Simplify right side
    828,381,104.58x = 516,792,771,973,915,904
  5. Step 5: Solve for x
    x = 516,792,771,973,915,904/828,381,104.58
  6. Step 6: Final answer
    x = 623,858,715.65

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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.