Home / 131,543,891,551.76-181,530,704,690.56-71,396,873,034.80

Finding the Fourth Proportional to 131,543,891,551.76, 181,530,704,690.56 and 71,396,873,034.80

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Solution

The fourth proportional to 131,543,891,551.76, 181,530,704,690.56 and 71,396,873,034.80 is: 98,527,757,707.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,543,891,551.76 : 181,530,704,690.56 = 71,396,873,034.80 : x
  2. Step 2: Convert to fraction form
    131,543,891,551.76/181,530,704,690.56 = 71,396,873,034.80/x
  3. Step 3: Cross multiply
    131,543,891,551.76x = 181,530,704,690.56 × 71,396,873,034.80
  4. Step 4: Simplify right side
    131,543,891,551.76x = 12,960,724,674,709,685,272,576
  5. Step 5: Solve for x
    x = 12,960,724,674,709,685,272,576/131,543,891,551.76
  6. Step 6: Final answer
    x = 98,527,757,707.47

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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.