Home / 885,787,214.60-1,328,680,821.90-368,045,582.60

Finding the Fourth Proportional to 885,787,214.60, 1,328,680,821.90 and 368,045,582.60

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Solution

The fourth proportional to 885,787,214.60, 1,328,680,821.90 and 368,045,582.60 is: 552,068,373.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,787,214.60 : 1,328,680,821.90 = 368,045,582.60 : x
  2. Step 2: Convert to fraction form
    885,787,214.60/1,328,680,821.90 = 368,045,582.60/x
  3. Step 3: Cross multiply
    885,787,214.60x = 1,328,680,821.90 × 368,045,582.60
  4. Step 4: Simplify right side
    885,787,214.60x = 489,015,107,185,632,384
  5. Step 5: Solve for x
    x = 489,015,107,185,632,384/885,787,214.60
  6. Step 6: Final answer
    x = 552,068,373.90

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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.