Home / 104,175,456.60-143,755,122.78-57,763,992.36

Finding the Fourth Proportional to 104,175,456.60, 143,755,122.78 and 57,763,992.36

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Solution

The fourth proportional to 104,175,456.60, 143,755,122.78 and 57,763,992.36 is: 79,710,423.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,175,456.60 : 143,755,122.78 = 57,763,992.36 : x
  2. Step 2: Convert to fraction form
    104,175,456.60/143,755,122.78 = 57,763,992.36/x
  3. Step 3: Cross multiply
    104,175,456.60x = 143,755,122.78 × 57,763,992.36
  4. Step 4: Simplify right side
    104,175,456.60x = 8,303,869,813,974,782
  5. Step 5: Solve for x
    x = 8,303,869,813,974,782/104,175,456.60
  6. Step 6: Final answer
    x = 79,710,423.98

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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.