Home / 90,957,999.60-136,436,999.40-33,438,368.70

Finding the Fourth Proportional to 90,957,999.60, 136,436,999.40 and 33,438,368.70

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Solution

The fourth proportional to 90,957,999.60, 136,436,999.40 and 33,438,368.70 is: 50,157,553.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,957,999.60 : 136,436,999.40 = 33,438,368.70 : x
  2. Step 2: Convert to fraction form
    90,957,999.60/136,436,999.40 = 33,438,368.70/x
  3. Step 3: Cross multiply
    90,957,999.60x = 136,436,999.40 × 33,438,368.70
  4. Step 4: Simplify right side
    90,957,999.60x = 4,562,230,690,258,879
  5. Step 5: Solve for x
    x = 4,562,230,690,258,879/90,957,999.60
  6. Step 6: Final answer
    x = 50,157,553.05

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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.