Home / 65,244,135.24-90,039,500.82-35,877,875.40

Finding the Fourth Proportional to 65,244,135.24, 90,039,500.82 and 35,877,875.40

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Solution

The fourth proportional to 65,244,135.24, 90,039,500.82 and 35,877,875.40 is: 49,512,894.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,244,135.24 : 90,039,500.82 = 35,877,875.40 : x
  2. Step 2: Convert to fraction form
    65,244,135.24/90,039,500.82 = 35,877,875.40/x
  3. Step 3: Cross multiply
    65,244,135.24x = 90,039,500.82 × 35,877,875.40
  4. Step 4: Simplify right side
    65,244,135.24x = 3,230,425,991,498,157.50
  5. Step 5: Solve for x
    x = 3,230,425,991,498,157.50/65,244,135.24
  6. Step 6: Final answer
    x = 49,512,894.60

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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.