Home / 379,243,476.60-568,634,267.70-148,936,630.20

Finding the Fourth Proportional to 379,243,476.60, 568,634,267.70 and 148,936,630.20

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Solution

The fourth proportional to 379,243,476.60, 568,634,267.70 and 148,936,630.20 is: 223,314,247.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,243,476.60 : 568,634,267.70 = 148,936,630.20 : x
  2. Step 2: Convert to fraction form
    379,243,476.60/568,634,267.70 = 148,936,630.20/x
  3. Step 3: Cross multiply
    379,243,476.60x = 568,634,267.70 × 148,936,630.20
  4. Step 4: Simplify right side
    379,243,476.60x = 84,690,471,647,482,704
  5. Step 5: Solve for x
    x = 84,690,471,647,482,704/379,243,476.60
  6. Step 6: Final answer
    x = 223,314,247.64

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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.