Home / 504,453,776.30-756,680,664.45-309,733,793.90

Finding the Fourth Proportional to 504,453,776.30, 756,680,664.45 and 309,733,793.90

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Solution

The fourth proportional to 504,453,776.30, 756,680,664.45 and 309,733,793.90 is: 464,600,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,453,776.30 : 756,680,664.45 = 309,733,793.90 : x
  2. Step 2: Convert to fraction form
    504,453,776.30/756,680,664.45 = 309,733,793.90/x
  3. Step 3: Cross multiply
    504,453,776.30x = 756,680,664.45 × 309,733,793.90
  4. Step 4: Simplify right side
    504,453,776.30x = 234,369,572,970,871,360
  5. Step 5: Solve for x
    x = 234,369,572,970,871,360/504,453,776.30
  6. Step 6: Final answer
    x = 464,600,690.85

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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.