Home / 885,787,219.10-1,328,680,828.65-368,045,587.10

Finding the Fourth Proportional to 885,787,219.10, 1,328,680,828.65 and 368,045,587.10

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Solution

The fourth proportional to 885,787,219.10, 1,328,680,828.65 and 368,045,587.10 is: 552,068,380.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,787,219.10 : 1,328,680,828.65 = 368,045,587.10 : x
  2. Step 2: Convert to fraction form
    885,787,219.10/1,328,680,828.65 = 368,045,587.10/x
  3. Step 3: Cross multiply
    885,787,219.10x = 1,328,680,828.65 × 368,045,587.10
  4. Step 4: Simplify right side
    885,787,219.10x = 489,015,115,649,003,840
  5. Step 5: Solve for x
    x = 489,015,115,649,003,840/885,787,219.10
  6. Step 6: Final answer
    x = 552,068,380.65

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Double scale
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Similar ratio
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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.