Home / 127,808,216.55-191,712,324.83-106,267,141.35

Finding the Fourth Proportional to 127,808,216.55, 191,712,324.83 and 106,267,141.35

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Solution

The fourth proportional to 127,808,216.55, 191,712,324.83 and 106,267,141.35 is: 159,400,712.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,808,216.55 : 191,712,324.83 = 106,267,141.35 : x
  2. Step 2: Convert to fraction form
    127,808,216.55/191,712,324.83 = 106,267,141.35/x
  3. Step 3: Cross multiply
    127,808,216.55x = 191,712,324.83 × 106,267,141.35
  4. Step 4: Simplify right side
    127,808,216.55x = 20,372,720,720,715,388
  5. Step 5: Solve for x
    x = 20,372,720,720,715,388/127,808,216.55
  6. Step 6: Final answer
    x = 159,400,712.03

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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.