Home / 2,781,621,604.40-4,172,432,406.60-1,679,625,546.80

Finding the Fourth Proportional to 2,781,621,604.40, 4,172,432,406.60 and 1,679,625,546.80

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Solution

The fourth proportional to 2,781,621,604.40, 4,172,432,406.60 and 1,679,625,546.80 is: 2,519,438,320.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,621,604.40 : 4,172,432,406.60 = 1,679,625,546.80 : x
  2. Step 2: Convert to fraction form
    2,781,621,604.40/4,172,432,406.60 = 1,679,625,546.80/x
  3. Step 3: Cross multiply
    2,781,621,604.40x = 4,172,432,406.60 × 1,679,625,546.80
  4. Step 4: Simplify right side
    2,781,621,604.40x = 7,008,124,062,421,564,416
  5. Step 5: Solve for x
    x = 7,008,124,062,421,564,416/2,781,621,604.40
  6. Step 6: Final answer
    x = 2,519,438,320.20

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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.