Home / 558,099,314.34-770,250,392.10-320,037,661.14

Finding the Fourth Proportional to 558,099,314.34, 770,250,392.10 and 320,037,661.14

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Solution

The fourth proportional to 558,099,314.34, 770,250,392.10 and 320,037,661.14 is: 441,694,027.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,099,314.34 : 770,250,392.10 = 320,037,661.14 : x
  2. Step 2: Convert to fraction form
    558,099,314.34/770,250,392.10 = 320,037,661.14/x
  3. Step 3: Cross multiply
    558,099,314.34x = 770,250,392.10 × 320,037,661.14
  4. Step 4: Simplify right side
    558,099,314.34x = 246,509,133,979,851,936
  5. Step 5: Solve for x
    x = 246,509,133,979,851,936/558,099,314.34
  6. Step 6: Final answer
    x = 441,694,027.65

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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.