Home / 357,700,797.72-493,679,378.90-201,080,804.76

Finding the Fourth Proportional to 357,700,797.72, 493,679,378.90 and 201,080,804.76

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Solution

The fourth proportional to 357,700,797.72, 493,679,378.90 and 201,080,804.76 is: 277,520,898.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,700,797.72 : 493,679,378.90 = 201,080,804.76 : x
  2. Step 2: Convert to fraction form
    357,700,797.72/493,679,378.90 = 201,080,804.76/x
  3. Step 3: Cross multiply
    357,700,797.72x = 493,679,378.90 × 201,080,804.76
  4. Step 4: Simplify right side
    357,700,797.72x = 99,269,446,801,623,552
  5. Step 5: Solve for x
    x = 99,269,446,801,623,552/357,700,797.72
  6. Step 6: Final answer
    x = 277,520,898.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.