Home / 382,106,346.87-573,048,687.69-148,885,038.66

Finding the Fourth Proportional to 382,106,346.87, 573,048,687.69 and 148,885,038.66

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Solution

The fourth proportional to 382,106,346.87, 573,048,687.69 and 148,885,038.66 is: 223,284,372.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,106,346.87 : 573,048,687.69 = 148,885,038.66 : x
  2. Step 2: Convert to fraction form
    382,106,346.87/573,048,687.69 = 148,885,038.66/x
  3. Step 3: Cross multiply
    382,106,346.87x = 573,048,687.69 × 148,885,038.66
  4. Step 4: Simplify right side
    382,106,346.87x = 85,318,376,020,787,920
  5. Step 5: Solve for x
    x = 85,318,376,020,787,920/382,106,346.87
  6. Step 6: Final answer
    x = 223,284,372.84

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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.