Home / 3,629,875,981.20-5,440,279,008.60-2,659,393,856.40

Finding the Fourth Proportional to 3,629,875,981.20, 5,440,279,008.60 and 2,659,393,856.40

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Solution

The fourth proportional to 3,629,875,981.20, 5,440,279,008.60 and 2,659,393,856.40 is: 3,985,768,287.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,875,981.20 : 5,440,279,008.60 = 2,659,393,856.40 : x
  2. Step 2: Convert to fraction form
    3,629,875,981.20/5,440,279,008.60 = 2,659,393,856.40/x
  3. Step 3: Cross multiply
    3,629,875,981.20x = 5,440,279,008.60 × 2,659,393,856.40
  4. Step 4: Simplify right side
    3,629,875,981.20x = 14,467,844,572,572,725,248
  5. Step 5: Solve for x
    x = 14,467,844,572,572,725,248/3,629,875,981.20
  6. Step 6: Final answer
    x = 3,985,768,287.27

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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.