Home / 355,752,511.80-533,628,767.70-252,440,381.40

Finding the Fourth Proportional to 355,752,511.80, 533,628,767.70 and 252,440,381.40

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Solution

The fourth proportional to 355,752,511.80, 533,628,767.70 and 252,440,381.40 is: 378,660,572.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,752,511.80 : 533,628,767.70 = 252,440,381.40 : x
  2. Step 2: Convert to fraction form
    355,752,511.80/533,628,767.70 = 252,440,381.40/x
  3. Step 3: Cross multiply
    355,752,511.80x = 533,628,767.70 × 252,440,381.40
  4. Step 4: Simplify right side
    355,752,511.80x = 134,709,449,644,200,000
  5. Step 5: Solve for x
    x = 134,709,449,644,200,000/355,752,511.80
  6. Step 6: Final answer
    x = 378,660,572.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.