Home / 139,717,752,148.26-192,969,543,009.01-93,912,503,722.94

Finding the Fourth Proportional to 139,717,752,148.26, 192,969,543,009.01 and 93,912,503,722.94

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Solution

The fourth proportional to 139,717,752,148.26, 192,969,543,009.01 and 93,912,503,722.94 is: 129,706,158,649.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,717,752,148.26 : 192,969,543,009.01 = 93,912,503,722.94 : x
  2. Step 2: Convert to fraction form
    139,717,752,148.26/192,969,543,009.01 = 93,912,503,722.94/x
  3. Step 3: Cross multiply
    139,717,752,148.26x = 192,969,543,009.01 × 93,912,503,722.94
  4. Step 4: Simplify right side
    139,717,752,148.26x = 18,122,252,926,246,717,489,152
  5. Step 5: Solve for x
    x = 18,122,252,926,246,717,489,152/139,717,752,148.26
  6. Step 6: Final answer
    x = 129,706,158,649.16

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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.