Home / 221,440,158.40-332,160,237.60-211,362,462.40

Finding the Fourth Proportional to 221,440,158.40, 332,160,237.60 and 211,362,462.40

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Solution

The fourth proportional to 221,440,158.40, 332,160,237.60 and 211,362,462.40 is: 317,043,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,440,158.40 : 332,160,237.60 = 211,362,462.40 : x
  2. Step 2: Convert to fraction form
    221,440,158.40/332,160,237.60 = 211,362,462.40/x
  3. Step 3: Cross multiply
    221,440,158.40x = 332,160,237.60 × 211,362,462.40
  4. Step 4: Simplify right side
    221,440,158.40x = 70,206,205,730,505,072
  5. Step 5: Solve for x
    x = 70,206,205,730,505,072/221,440,158.40
  6. Step 6: Final answer
    x = 317,043,693.60

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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.