Home / 373,451,472.06-514,883,860.32-306,222,709.32

Finding the Fourth Proportional to 373,451,472.06, 514,883,860.32 and 306,222,709.32

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Solution

The fourth proportional to 373,451,472.06, 514,883,860.32 and 306,222,709.32 is: 422,194,428.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,451,472.06 : 514,883,860.32 = 306,222,709.32 : x
  2. Step 2: Convert to fraction form
    373,451,472.06/514,883,860.32 = 306,222,709.32/x
  3. Step 3: Cross multiply
    373,451,472.06x = 514,883,860.32 × 306,222,709.32
  4. Step 4: Simplify right side
    373,451,472.06x = 157,669,130,692,330,848
  5. Step 5: Solve for x
    x = 157,669,130,692,330,848/373,451,472.06
  6. Step 6: Final answer
    x = 422,194,428.16

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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.