Home / 126,631,568.98-174,749,850.39-70,876,972.81

Finding the Fourth Proportional to 126,631,568.98, 174,749,850.39 and 70,876,972.81

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Solution

The fourth proportional to 126,631,568.98, 174,749,850.39 and 70,876,972.81 is: 97,809,262.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,631,568.98 : 174,749,850.39 = 70,876,972.81 : x
  2. Step 2: Convert to fraction form
    126,631,568.98/174,749,850.39 = 70,876,972.81/x
  3. Step 3: Cross multiply
    126,631,568.98x = 174,749,850.39 × 70,876,972.81
  4. Step 4: Simplify right side
    126,631,568.98x = 12,385,740,394,643,598
  5. Step 5: Solve for x
    x = 12,385,740,394,643,598/126,631,568.98
  6. Step 6: Final answer
    x = 97,809,262.69

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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.