Home / 127,824,530.40-191,736,795.60-106,566,890.40

Finding the Fourth Proportional to 127,824,530.40, 191,736,795.60 and 106,566,890.40

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Solution

The fourth proportional to 127,824,530.40, 191,736,795.60 and 106,566,890.40 is: 159,850,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,824,530.40 : 191,736,795.60 = 106,566,890.40 : x
  2. Step 2: Convert to fraction form
    127,824,530.40/191,736,795.60 = 106,566,890.40/x
  3. Step 3: Cross multiply
    127,824,530.40x = 191,736,795.60 × 106,566,890.40
  4. Step 4: Simplify right side
    127,824,530.40x = 20,432,794,082,352,404
  5. Step 5: Solve for x
    x = 20,432,794,082,352,404/127,824,530.40
  6. Step 6: Final answer
    x = 159,850,335.60

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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.