Home / 885,694,468.20-1,328,541,702.30-230,644,228.20

Finding the Fourth Proportional to 885,694,468.20, 1,328,541,702.30 and 230,644,228.20

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Solution

The fourth proportional to 885,694,468.20, 1,328,541,702.30 and 230,644,228.20 is: 345,966,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,694,468.20 : 1,328,541,702.30 = 230,644,228.20 : x
  2. Step 2: Convert to fraction form
    885,694,468.20/1,328,541,702.30 = 230,644,228.20/x
  3. Step 3: Cross multiply
    885,694,468.20x = 1,328,541,702.30 × 230,644,228.20
  4. Step 4: Simplify right side
    885,694,468.20x = 306,420,475,558,497,664
  5. Step 5: Solve for x
    x = 306,420,475,558,497,664/885,694,468.20
  6. Step 6: Final answer
    x = 345,966,342.30

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Double scale
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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.