Home / 106,436,006.20-159,654,009.30-45,969,830.20

Finding the Fourth Proportional to 106,436,006.20, 159,654,009.30 and 45,969,830.20

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Solution

The fourth proportional to 106,436,006.20, 159,654,009.30 and 45,969,830.20 is: 68,954,745.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,436,006.20 : 159,654,009.30 = 45,969,830.20 : x
  2. Step 2: Convert to fraction form
    106,436,006.20/159,654,009.30 = 45,969,830.20/x
  3. Step 3: Cross multiply
    106,436,006.20x = 159,654,009.30 × 45,969,830.20
  4. Step 4: Simplify right side
    106,436,006.20x = 7,339,267,698,270,222
  5. Step 5: Solve for x
    x = 7,339,267,698,270,222/106,436,006.20
  6. Step 6: Final answer
    x = 68,954,745.30

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1.5x scale

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.