Home / 132,000,809.10-198,001,213.65-131,044,215.30

Finding the Fourth Proportional to 132,000,809.10, 198,001,213.65 and 131,044,215.30

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Solution

The fourth proportional to 132,000,809.10, 198,001,213.65 and 131,044,215.30 is: 196,566,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,000,809.10 : 198,001,213.65 = 131,044,215.30 : x
  2. Step 2: Convert to fraction form
    132,000,809.10/198,001,213.65 = 131,044,215.30/x
  3. Step 3: Cross multiply
    132,000,809.10x = 198,001,213.65 × 131,044,215.30
  4. Step 4: Simplify right side
    132,000,809.10x = 25,946,913,671,211,900
  5. Step 5: Solve for x
    x = 25,946,913,671,211,900/132,000,809.10
  6. Step 6: Final answer
    x = 196,566,322.95

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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.