Home / 127,823,709.90-191,735,564.85-106,566,069.90

Finding the Fourth Proportional to 127,823,709.90, 191,735,564.85 and 106,566,069.90

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Solution

The fourth proportional to 127,823,709.90, 191,735,564.85 and 106,566,069.90 is: 159,849,104.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,823,709.90 : 191,735,564.85 = 106,566,069.90 : x
  2. Step 2: Convert to fraction form
    127,823,709.90/191,735,564.85 = 106,566,069.90/x
  3. Step 3: Cross multiply
    127,823,709.90x = 191,735,564.85 × 106,566,069.90
  4. Step 4: Simplify right side
    127,823,709.90x = 20,432,505,606,121,084
  5. Step 5: Solve for x
    x = 20,432,505,606,121,084/127,823,709.90
  6. Step 6: Final answer
    x = 159,849,104.85

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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.