Home / 379,243,477.60-568,634,269.20-148,936,631.20

Finding the Fourth Proportional to 379,243,477.60, 568,634,269.20 and 148,936,631.20

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Solution

The fourth proportional to 379,243,477.60, 568,634,269.20 and 148,936,631.20 is: 223,314,249.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,243,477.60 : 568,634,269.20 = 148,936,631.20 : x
  2. Step 2: Convert to fraction form
    379,243,477.60/568,634,269.20 = 148,936,631.20/x
  3. Step 3: Cross multiply
    379,243,477.60x = 568,634,269.20 × 148,936,631.20
  4. Step 4: Simplify right side
    379,243,477.60x = 84,690,472,439,521,920
  5. Step 5: Solve for x
    x = 84,690,472,439,521,920/379,243,477.60
  6. Step 6: Final answer
    x = 223,314,249.13

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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.