Home / 580,878,137-801,611,845.46-320,117,753

Finding the Fourth Proportional to 580,878,137, 801,611,845.46 and 320,117,753

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Solution

The fourth proportional to 580,878,137, 801,611,845.46 and 320,117,753 is: 441,762,508.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,878,137 : 801,611,845.46 = 320,117,753 : x
  2. Step 2: Convert to fraction form
    580,878,137/801,611,845.46 = 320,117,753/x
  3. Step 3: Cross multiply
    580,878,137x = 801,611,845.46 × 320,117,753
  4. Step 4: Simplify right side
    580,878,137x = 256,610,182,746,838,464
  5. Step 5: Solve for x
    x = 256,610,182,746,838,464/580,878,137
  6. Step 6: Final answer
    x = 441,762,508.18

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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.