Home / 347,271,671.10-479,235,366.11-188,501,690.98

Finding the Fourth Proportional to 347,271,671.10, 479,235,366.11 and 188,501,690.98

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Solution

The fourth proportional to 347,271,671.10, 479,235,366.11 and 188,501,690.98 is: 260,132,583.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,271,671.10 : 479,235,366.11 = 188,501,690.98 : x
  2. Step 2: Convert to fraction form
    347,271,671.10/479,235,366.11 = 188,501,690.98/x
  3. Step 3: Cross multiply
    347,271,671.10x = 479,235,366.11 × 188,501,690.98
  4. Step 4: Simplify right side
    347,271,671.10x = 90,336,676,887,229,456
  5. Step 5: Solve for x
    x = 90,336,676,887,229,456/347,271,671.10
  6. Step 6: Final answer
    x = 260,132,583.24

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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.