Home / 676,891,044.73-934,023,345.64-394,562,847.40

Finding the Fourth Proportional to 676,891,044.73, 934,023,345.64 and 394,562,847.40

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Solution

The fourth proportional to 676,891,044.73, 934,023,345.64 and 394,562,847.40 is: 544,446,427.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,891,044.73 : 934,023,345.64 = 394,562,847.40 : x
  2. Step 2: Convert to fraction form
    676,891,044.73/934,023,345.64 = 394,562,847.40/x
  3. Step 3: Cross multiply
    676,891,044.73x = 934,023,345.64 × 394,562,847.40
  4. Step 4: Simplify right side
    676,891,044.73x = 368,530,910,793,792,768
  5. Step 5: Solve for x
    x = 368,530,910,793,792,768/676,891,044.73
  6. Step 6: Final answer
    x = 544,446,427.03

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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.