Home / 203,858,986.37-305,732,671.05-56,271,264.65

Finding the Fourth Proportional to 203,858,986.37, 305,732,671.05 and 56,271,264.65

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Solution

The fourth proportional to 203,858,986.37, 305,732,671.05 and 56,271,264.65 is: 84,391,492.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,858,986.37 : 305,732,671.05 = 56,271,264.65 : x
  2. Step 2: Convert to fraction form
    203,858,986.37/305,732,671.05 = 56,271,264.65/x
  3. Step 3: Cross multiply
    203,858,986.37x = 305,732,671.05 × 56,271,264.65
  4. Step 4: Simplify right side
    203,858,986.37x = 17,203,964,045,880,174
  5. Step 5: Solve for x
    x = 17,203,964,045,880,174/203,858,986.37
  6. Step 6: Final answer
    x = 84,391,492.14

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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.