Home / 550,851,229.80-826,276,844.70-519,283,634.40

Finding the Fourth Proportional to 550,851,229.80, 826,276,844.70 and 519,283,634.40

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Solution

The fourth proportional to 550,851,229.80, 826,276,844.70 and 519,283,634.40 is: 778,925,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,851,229.80 : 826,276,844.70 = 519,283,634.40 : x
  2. Step 2: Convert to fraction form
    550,851,229.80/826,276,844.70 = 519,283,634.40/x
  3. Step 3: Cross multiply
    550,851,229.80x = 826,276,844.70 × 519,283,634.40
  4. Step 4: Simplify right side
    550,851,229.80x = 429,072,042,936,380,352
  5. Step 5: Solve for x
    x = 429,072,042,936,380,352/550,851,229.80
  6. Step 6: Final answer
    x = 778,925,451.60

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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.