Home / 131,630,207.10-197,445,310.65-67,060,125.60

Finding the Fourth Proportional to 131,630,207.10, 197,445,310.65 and 67,060,125.60

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Solution

The fourth proportional to 131,630,207.10, 197,445,310.65 and 67,060,125.60 is: 100,590,188.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,630,207.10 : 197,445,310.65 = 67,060,125.60 : x
  2. Step 2: Convert to fraction form
    131,630,207.10/197,445,310.65 = 67,060,125.60/x
  3. Step 3: Cross multiply
    131,630,207.10x = 197,445,310.65 × 67,060,125.60
  4. Step 4: Simplify right side
    131,630,207.10x = 13,240,707,331,320,018
  5. Step 5: Solve for x
    x = 13,240,707,331,320,018/131,630,207.10
  6. Step 6: Final answer
    x = 100,590,188.40

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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.