Home / 190,691,305,308.67-285,937,637,954.96-89,935,119,790.55

Finding the Fourth Proportional to 190,691,305,308.67, 285,937,637,954.96 and 89,935,119,790.55

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Solution

The fourth proportional to 190,691,305,308.67, 285,937,637,954.96 and 89,935,119,790.55 is: 134,855,837,713.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,691,305,308.67 : 285,937,637,954.96 = 89,935,119,790.55 : x
  2. Step 2: Convert to fraction form
    190,691,305,308.67/285,937,637,954.96 = 89,935,119,790.55/x
  3. Step 3: Cross multiply
    190,691,305,308.67x = 285,937,637,954.96 × 89,935,119,790.55
  4. Step 4: Simplify right side
    190,691,305,308.67x = 25,715,835,722,106,247,577,600
  5. Step 5: Solve for x
    x = 25,715,835,722,106,247,577,600/190,691,305,308.67
  6. Step 6: Final answer
    x = 134,855,837,713.63

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1.5x scale

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.