Home / 221,434,346.70-332,151,520.05-68,060,474.10

Finding the Fourth Proportional to 221,434,346.70, 332,151,520.05 and 68,060,474.10

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Solution

The fourth proportional to 221,434,346.70, 332,151,520.05 and 68,060,474.10 is: 102,090,711.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,434,346.70 : 332,151,520.05 = 68,060,474.10 : x
  2. Step 2: Convert to fraction form
    221,434,346.70/332,151,520.05 = 68,060,474.10/x
  3. Step 3: Cross multiply
    221,434,346.70x = 332,151,520.05 × 68,060,474.10
  4. Step 4: Simplify right side
    221,434,346.70x = 22,606,389,927,638,656
  5. Step 5: Solve for x
    x = 22,606,389,927,638,656/221,434,346.70
  6. Step 6: Final answer
    x = 102,090,711.15

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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.