Home / 373,451,469.05-514,883,856.20-306,222,706.32

Finding the Fourth Proportional to 373,451,469.05, 514,883,856.20 and 306,222,706.32

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Solution

The fourth proportional to 373,451,469.05, 514,883,856.20 and 306,222,706.32 is: 422,194,424.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,451,469.05 : 514,883,856.20 = 306,222,706.32 : x
  2. Step 2: Convert to fraction form
    373,451,469.05/514,883,856.20 = 306,222,706.32/x
  3. Step 3: Cross multiply
    373,451,469.05x = 514,883,856.20 × 306,222,706.32
  4. Step 4: Simplify right side
    373,451,469.05x = 157,669,127,884,510,592
  5. Step 5: Solve for x
    x = 157,669,127,884,510,592/373,451,469.05
  6. Step 6: Final answer
    x = 422,194,424.05

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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.