Home / 629,954,206,841.30-869,327,553,646.11-351,860,828,705.28

Finding the Fourth Proportional to 629,954,206,841.30, 869,327,553,646.11 and 351,860,828,705.28

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Solution

The fourth proportional to 629,954,206,841.30, 869,327,553,646.11 and 351,860,828,705.28 is: 485,562,776,024.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,954,206,841.30 : 869,327,553,646.11 = 351,860,828,705.28 : x
  2. Step 2: Convert to fraction form
    629,954,206,841.30/869,327,553,646.11 = 351,860,828,705.28/x
  3. Step 3: Cross multiply
    629,954,206,841.30x = 869,327,553,646.11 × 351,860,828,705.28
  4. Step 4: Simplify right side
    629,954,206,841.30x = 305,882,313,442,254,026,440,704
  5. Step 5: Solve for x
    x = 305,882,313,442,254,026,440,704/629,954,206,841.30
  6. Step 6: Final answer
    x = 485,562,776,024.63

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Double scale
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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.