Home / 127,824,459.90-191,736,689.85-106,566,819.90

Finding the Fourth Proportional to 127,824,459.90, 191,736,689.85 and 106,566,819.90

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Solution

The fourth proportional to 127,824,459.90, 191,736,689.85 and 106,566,819.90 is: 159,850,229.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,824,459.90 : 191,736,689.85 = 106,566,819.90 : x
  2. Step 2: Convert to fraction form
    127,824,459.90/191,736,689.85 = 106,566,819.90/x
  3. Step 3: Cross multiply
    127,824,459.90x = 191,736,689.85 × 106,566,819.90
  4. Step 4: Simplify right side
    127,824,459.90x = 20,432,769,295,467,108
  5. Step 5: Solve for x
    x = 20,432,769,295,467,108/127,824,459.90
  6. Step 6: Final answer
    x = 159,850,229.85

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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.