Home / 178,676,863.40-268,015,295.10-160,537,010.60

Finding the Fourth Proportional to 178,676,863.40, 268,015,295.10 and 160,537,010.60

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Solution

The fourth proportional to 178,676,863.40, 268,015,295.10 and 160,537,010.60 is: 240,805,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,676,863.40 : 268,015,295.10 = 160,537,010.60 : x
  2. Step 2: Convert to fraction form
    178,676,863.40/268,015,295.10 = 160,537,010.60/x
  3. Step 3: Cross multiply
    178,676,863.40x = 268,015,295.10 × 160,537,010.60
  4. Step 4: Simplify right side
    178,676,863.40x = 43,026,374,270,430,824
  5. Step 5: Solve for x
    x = 43,026,374,270,430,824/178,676,863.40
  6. Step 6: Final answer
    x = 240,805,515.90

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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.