Home / 355,318,423.20-532,977,634.80-274,597,322.40

Finding the Fourth Proportional to 355,318,423.20, 532,977,634.80 and 274,597,322.40

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Solution

The fourth proportional to 355,318,423.20, 532,977,634.80 and 274,597,322.40 is: 411,895,983.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,318,423.20 : 532,977,634.80 = 274,597,322.40 : x
  2. Step 2: Convert to fraction form
    355,318,423.20/532,977,634.80 = 274,597,322.40/x
  3. Step 3: Cross multiply
    355,318,423.20x = 532,977,634.80 × 274,597,322.40
  4. Step 4: Simplify right side
    355,318,423.20x = 146,354,231,415,165,056
  5. Step 5: Solve for x
    x = 146,354,231,415,165,056/355,318,423.20
  6. Step 6: Final answer
    x = 411,895,983.60

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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.