Home / 190,691,305,283.92-285,937,637,918.04-89,935,119,765.80

Finding the Fourth Proportional to 190,691,305,283.92, 285,937,637,918.04 and 89,935,119,765.80

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Solution

The fourth proportional to 190,691,305,283.92, 285,937,637,918.04 and 89,935,119,765.80 is: 134,855,837,676.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,691,305,283.92 : 285,937,637,918.04 = 89,935,119,765.80 : x
  2. Step 2: Convert to fraction form
    190,691,305,283.92/285,937,637,918.04 = 89,935,119,765.80/x
  3. Step 3: Cross multiply
    190,691,305,283.92x = 285,937,637,918.04 × 89,935,119,765.80
  4. Step 4: Simplify right side
    190,691,305,283.92x = 25,715,835,711,708,882,534,400
  5. Step 5: Solve for x
    x = 25,715,835,711,708,882,534,400/190,691,305,283.92
  6. Step 6: Final answer
    x = 134,855,837,676.61

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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.