Home / 343,334,857.98-473,814,563.40-196,685,485.50

Finding the Fourth Proportional to 343,334,857.98, 473,814,563.40 and 196,685,485.50

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Solution

The fourth proportional to 343,334,857.98, 473,814,563.40 and 196,685,485.50 is: 271,433,107.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,334,857.98 : 473,814,563.40 = 196,685,485.50 : x
  2. Step 2: Convert to fraction form
    343,334,857.98/473,814,563.40 = 196,685,485.50/x
  3. Step 3: Cross multiply
    343,334,857.98x = 473,814,563.40 × 196,685,485.50
  4. Step 4: Simplify right side
    343,334,857.98x = 93,192,447,439,299,520
  5. Step 5: Solve for x
    x = 93,192,447,439,299,520/343,334,857.98
  6. Step 6: Final answer
    x = 271,433,107.57

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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.