Home / 7,431,326,285.60-11,146,989,428.40-4,125,338,112.80

Finding the Fourth Proportional to 7,431,326,285.60, 11,146,989,428.40 and 4,125,338,112.80

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Solution

The fourth proportional to 7,431,326,285.60, 11,146,989,428.40 and 4,125,338,112.80 is: 6,188,007,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431,326,285.60 : 11,146,989,428.40 = 4,125,338,112.80 : x
  2. Step 2: Convert to fraction form
    7,431,326,285.60/11,146,989,428.40 = 4,125,338,112.80/x
  3. Step 3: Cross multiply
    7,431,326,285.60x = 11,146,989,428.40 × 4,125,338,112.80
  4. Step 4: Simplify right side
    7,431,326,285.60x = 45,985,100,331,957,207,040
  5. Step 5: Solve for x
    x = 45,985,100,331,957,207,040/7,431,326,285.60
  6. Step 6: Final answer
    x = 6,188,007,169.20

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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.