Home / 131,908,673.40-197,863,010.10-112,351,644.60

Finding the Fourth Proportional to 131,908,673.40, 197,863,010.10 and 112,351,644.60

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Solution

The fourth proportional to 131,908,673.40, 197,863,010.10 and 112,351,644.60 is: 168,527,466.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,908,673.40 : 197,863,010.10 = 112,351,644.60 : x
  2. Step 2: Convert to fraction form
    131,908,673.40/197,863,010.10 = 112,351,644.60/x
  3. Step 3: Cross multiply
    131,908,673.40x = 197,863,010.10 × 112,351,644.60
  4. Step 4: Simplify right side
    131,908,673.40x = 22,230,234,590,241,408
  5. Step 5: Solve for x
    x = 22,230,234,590,241,408/131,908,673.40
  6. Step 6: Final answer
    x = 168,527,466.90

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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.