Home / 221,318,897.60-332,190,922.80-112,267,204.40

Finding the Fourth Proportional to 221,318,897.60, 332,190,922.80 and 112,267,204.40

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Solution

The fourth proportional to 221,318,897.60, 332,190,922.80 and 112,267,204.40 is: 168,508,639.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,318,897.60 : 332,190,922.80 = 112,267,204.40 : x
  2. Step 2: Convert to fraction form
    221,318,897.60/332,190,922.80 = 112,267,204.40/x
  3. Step 3: Cross multiply
    221,318,897.60x = 332,190,922.80 × 112,267,204.40
  4. Step 4: Simplify right side
    221,318,897.60x = 37,294,146,229,812,224
  5. Step 5: Solve for x
    x = 37,294,146,229,812,224/221,318,897.60
  6. Step 6: Final answer
    x = 168,508,639.05

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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.