Home / 84,240,006.40-116,269,169.28-57,814,508.80

Finding the Fourth Proportional to 84,240,006.40, 116,269,169.28 and 57,814,508.80

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Solution

The fourth proportional to 84,240,006.40, 116,269,169.28 and 57,814,508.80 is: 79,796,348.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,240,006.40 : 116,269,169.28 = 57,814,508.80 : x
  2. Step 2: Convert to fraction form
    84,240,006.40/116,269,169.28 = 57,814,508.80/x
  3. Step 3: Cross multiply
    84,240,006.40x = 116,269,169.28 × 57,814,508.80
  4. Step 4: Simplify right side
    84,240,006.40x = 6,722,044,910,507,249
  5. Step 5: Solve for x
    x = 6,722,044,910,507,249/84,240,006.40
  6. Step 6: Final answer
    x = 79,796,348.53

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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.