Home / 2,198,018,421.60-3,297,027,632.40-2,182,712,920.80

Finding the Fourth Proportional to 2,198,018,421.60, 3,297,027,632.40 and 2,182,712,920.80

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Solution

The fourth proportional to 2,198,018,421.60, 3,297,027,632.40 and 2,182,712,920.80 is: 3,274,069,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,018,421.60 : 3,297,027,632.40 = 2,182,712,920.80 : x
  2. Step 2: Convert to fraction form
    2,198,018,421.60/3,297,027,632.40 = 2,182,712,920.80/x
  3. Step 3: Cross multiply
    2,198,018,421.60x = 3,297,027,632.40 × 2,182,712,920.80
  4. Step 4: Simplify right side
    2,198,018,421.60x = 7,196,464,813,474,113,536
  5. Step 5: Solve for x
    x = 7,196,464,813,474,113,536/2,198,018,421.60
  6. Step 6: Final answer
    x = 3,274,069,381.20

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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.