Home / 864,017,317.38-1,192,347,058.32-467,540,310.09

Finding the Fourth Proportional to 864,017,317.38, 1,192,347,058.32 and 467,540,310.09

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Solution

The fourth proportional to 864,017,317.38, 1,192,347,058.32 and 467,540,310.09 is: 645,207,338.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,017,317.38 : 1,192,347,058.32 = 467,540,310.09 : x
  2. Step 2: Convert to fraction form
    864,017,317.38/1,192,347,058.32 = 467,540,310.09/x
  3. Step 3: Cross multiply
    864,017,317.38x = 1,192,347,058.32 × 467,540,310.09
  4. Step 4: Simplify right side
    864,017,317.38x = 557,470,313,381,832,064
  5. Step 5: Solve for x
    x = 557,470,313,381,832,064/864,017,317.38
  6. Step 6: Final answer
    x = 645,207,338.06

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1.5x scale

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.