Home / 96,129,318.50-132,834,428.52-69,978,435.49

Finding the Fourth Proportional to 96,129,318.50, 132,834,428.52 and 69,978,435.49

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Solution

The fourth proportional to 96,129,318.50, 132,834,428.52 and 69,978,435.49 is: 96,698,339.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,129,318.50 : 132,834,428.52 = 69,978,435.49 : x
  2. Step 2: Convert to fraction form
    96,129,318.50/132,834,428.52 = 69,978,435.49/x
  3. Step 3: Cross multiply
    96,129,318.50x = 132,834,428.52 × 69,978,435.49
  4. Step 4: Simplify right side
    96,129,318.50x = 9,295,545,486,373,664
  5. Step 5: Solve for x
    x = 9,295,545,486,373,664/96,129,318.50
  6. Step 6: Final answer
    x = 96,698,339.61

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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.