Home / 224,262,890.40-336,394,335.60-221,239,581.60

Finding the Fourth Proportional to 224,262,890.40, 336,394,335.60 and 221,239,581.60

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Solution

The fourth proportional to 224,262,890.40, 336,394,335.60 and 221,239,581.60 is: 331,859,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,262,890.40 : 336,394,335.60 = 221,239,581.60 : x
  2. Step 2: Convert to fraction form
    224,262,890.40/336,394,335.60 = 221,239,581.60/x
  3. Step 3: Cross multiply
    224,262,890.40x = 336,394,335.60 × 221,239,581.60
  4. Step 4: Simplify right side
    224,262,890.40x = 74,423,742,060,753,984
  5. Step 5: Solve for x
    x = 74,423,742,060,753,984/224,262,890.40
  6. Step 6: Final answer
    x = 331,859,372.40

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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.