Home / 82,879,772.70-124,080,510.60-73,313,834.70

Finding the Fourth Proportional to 82,879,772.70, 124,080,510.60 and 73,313,834.70

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Solution

The fourth proportional to 82,879,772.70, 124,080,510.60 and 73,313,834.70 is: 109,759,205.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,879,772.70 : 124,080,510.60 = 73,313,834.70 : x
  2. Step 2: Convert to fraction form
    82,879,772.70/124,080,510.60 = 73,313,834.70/x
  3. Step 3: Cross multiply
    82,879,772.70x = 124,080,510.60 × 73,313,834.70
  4. Step 4: Simplify right side
    82,879,772.70x = 9,096,818,043,619,998
  5. Step 5: Solve for x
    x = 9,096,818,043,619,998/82,879,772.70
  6. Step 6: Final answer
    x = 109,759,205.98

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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.