Home / 131,123,329,299.06-196,703,756,101.32-40,372,424,149.20

Finding the Fourth Proportional to 131,123,329,299.06, 196,703,756,101.32 and 40,372,424,149.20

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Solution

The fourth proportional to 131,123,329,299.06, 196,703,756,101.32 and 40,372,424,149.20 is: 60,564,413,026.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,123,329,299.06 : 196,703,756,101.32 = 40,372,424,149.20 : x
  2. Step 2: Convert to fraction form
    131,123,329,299.06/196,703,756,101.32 = 40,372,424,149.20/x
  3. Step 3: Cross multiply
    131,123,329,299.06x = 196,703,756,101.32 × 40,372,424,149.20
  4. Step 4: Simplify right side
    131,123,329,299.06x = 7,941,407,473,063,278,149,632
  5. Step 5: Solve for x
    x = 7,941,407,473,063,278,149,632/131,123,329,299.06
  6. Step 6: Final answer
    x = 60,564,413,026.39

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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.