Home / 189,154,993,590.22-261,033,722,510.45-106,773,093,541.80

Finding the Fourth Proportional to 189,154,993,590.22, 261,033,722,510.45 and 106,773,093,541.80

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Solution

The fourth proportional to 189,154,993,590.22, 261,033,722,510.45 and 106,773,093,541.80 is: 147,346,773,892.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,154,993,590.22 : 261,033,722,510.45 = 106,773,093,541.80 : x
  2. Step 2: Convert to fraction form
    189,154,993,590.22/261,033,722,510.45 = 106,773,093,541.80/x
  3. Step 3: Cross multiply
    189,154,993,590.22x = 261,033,722,510.45 × 106,773,093,541.80
  4. Step 4: Simplify right side
    189,154,993,590.22x = 27,871,378,071,172,545,511,424
  5. Step 5: Solve for x
    x = 27,871,378,071,172,545,511,424/189,154,993,590.22
  6. Step 6: Final answer
    x = 147,346,773,892.49

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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.