Home / 139,283,524.89-191,879,056.64-97,389,198.89

Finding the Fourth Proportional to 139,283,524.89, 191,879,056.64 and 97,389,198.89

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Solution

The fourth proportional to 139,283,524.89, 191,879,056.64 and 97,389,198.89 is: 134,164,809.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,283,524.89 : 191,879,056.64 = 97,389,198.89 : x
  2. Step 2: Convert to fraction form
    139,283,524.89/191,879,056.64 = 97,389,198.89/x
  3. Step 3: Cross multiply
    139,283,524.89x = 191,879,056.64 × 97,389,198.89
  4. Step 4: Simplify right side
    139,283,524.89x = 18,686,947,609,942,160
  5. Step 5: Solve for x
    x = 18,686,947,609,942,160/139,283,524.89
  6. Step 6: Final answer
    x = 134,164,809.69

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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.