Home / 190,691,305,307.67-285,937,637,953.46-89,935,119,789.55

Finding the Fourth Proportional to 190,691,305,307.67, 285,937,637,953.46 and 89,935,119,789.55

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Solution

The fourth proportional to 190,691,305,307.67, 285,937,637,953.46 and 89,935,119,789.55 is: 134,855,837,712.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,691,305,307.67 : 285,937,637,953.46 = 89,935,119,789.55 : x
  2. Step 2: Convert to fraction form
    190,691,305,307.67/285,937,637,953.46 = 89,935,119,789.55/x
  3. Step 3: Cross multiply
    190,691,305,307.67x = 285,937,637,953.46 × 89,935,119,789.55
  4. Step 4: Simplify right side
    190,691,305,307.67x = 25,715,835,721,685,407,891,456
  5. Step 5: Solve for x
    x = 25,715,835,721,685,407,891,456/190,691,305,307.67
  6. Step 6: Final answer
    x = 134,855,837,712.13

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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.