Home / 125,214,013.60-187,821,020.40-34,337,456.80

Finding the Fourth Proportional to 125,214,013.60, 187,821,020.40 and 34,337,456.80

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Solution

The fourth proportional to 125,214,013.60, 187,821,020.40 and 34,337,456.80 is: 51,506,185.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,214,013.60 : 187,821,020.40 = 34,337,456.80 : x
  2. Step 2: Convert to fraction form
    125,214,013.60/187,821,020.40 = 34,337,456.80/x
  3. Step 3: Cross multiply
    125,214,013.60x = 187,821,020.40 × 34,337,456.80
  4. Step 4: Simplify right side
    125,214,013.60x = 6,449,296,174,116,918
  5. Step 5: Solve for x
    x = 6,449,296,174,116,918/125,214,013.60
  6. Step 6: Final answer
    x = 51,506,185.20

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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.