Home / 119,419,034,190.75-179,153,708,828.13-38,738,437,837.38

Finding the Fourth Proportional to 119,419,034,190.75, 179,153,708,828.13 and 38,738,437,837.38

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Solution

The fourth proportional to 119,419,034,190.75, 179,153,708,828.13 and 38,738,437,837.38 is: 58,115,817,631.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,419,034,190.75 : 179,153,708,828.13 = 38,738,437,837.38 : x
  2. Step 2: Convert to fraction form
    119,419,034,190.75/179,153,708,828.13 = 38,738,437,837.38/x
  3. Step 3: Cross multiply
    119,419,034,190.75x = 179,153,708,828.13 × 38,738,437,837.38
  4. Step 4: Simplify right side
    119,419,034,190.75x = 6,940,134,812,774,590,054,400
  5. Step 5: Solve for x
    x = 6,940,134,812,774,590,054,400/119,419,034,190.75
  6. Step 6: Final answer
    x = 58,115,817,631.63

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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.