Home / 84,240,007.40-116,269,170.66-57,814,509.80

Finding the Fourth Proportional to 84,240,007.40, 116,269,170.66 and 57,814,509.80

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Solution

The fourth proportional to 84,240,007.40, 116,269,170.66 and 57,814,509.80 is: 79,796,349.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,240,007.40 : 116,269,170.66 = 57,814,509.80 : x
  2. Step 2: Convert to fraction form
    84,240,007.40/116,269,170.66 = 57,814,509.80/x
  3. Step 3: Cross multiply
    84,240,007.40x = 116,269,170.66 × 57,814,509.80
  4. Step 4: Simplify right side
    84,240,007.40x = 6,722,045,106,560,442
  5. Step 5: Solve for x
    x = 6,722,045,106,560,442/84,240,007.40
  6. Step 6: Final answer
    x = 79,796,349.91

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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.