Home / 885,787,234.35-1,328,680,851.53-368,045,602.35

Finding the Fourth Proportional to 885,787,234.35, 1,328,680,851.53 and 368,045,602.35

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Solution

The fourth proportional to 885,787,234.35, 1,328,680,851.53 and 368,045,602.35 is: 552,068,403.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,787,234.35 : 1,328,680,851.53 = 368,045,602.35 : x
  2. Step 2: Convert to fraction form
    885,787,234.35/1,328,680,851.53 = 368,045,602.35/x
  3. Step 3: Cross multiply
    885,787,234.35x = 1,328,680,851.53 × 368,045,602.35
  4. Step 4: Simplify right side
    885,787,234.35x = 489,015,144,330,429,632
  5. Step 5: Solve for x
    x = 489,015,144,330,429,632/885,787,234.35
  6. Step 6: Final answer
    x = 552,068,403.53

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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.