Home / 993,548,470,049.45-1,372,227,875,725.50-667,822,259,091.10

Finding the Fourth Proportional to 993,548,470,049.45, 1,372,227,875,725.50 and 667,822,259,091.10

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Solution

The fourth proportional to 993,548,470,049.45, 1,372,227,875,725.50 and 667,822,259,091.10 is: 922,354,920,348.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,548,470,049.45 : 1,372,227,875,725.50 = 667,822,259,091.10 : x
  2. Step 2: Convert to fraction form
    993,548,470,049.45/1,372,227,875,725.50 = 667,822,259,091.10/x
  3. Step 3: Cross multiply
    993,548,470,049.45x = 1,372,227,875,725.50 × 667,822,259,091.10
  4. Step 4: Simplify right side
    993,548,470,049.45x = 916,404,319,954,784,623,788,032
  5. Step 5: Solve for x
    x = 916,404,319,954,784,623,788,032/993,548,470,049.45
  6. Step 6: Final answer
    x = 922,354,920,348.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.