Home / 219,965,205.60-330,136,765.20-97,332,242.40

Finding the Fourth Proportional to 219,965,205.60, 330,136,765.20 and 97,332,242.40

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Solution

The fourth proportional to 219,965,205.60, 330,136,765.20 and 97,332,242.40 is: 146,081,974.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,965,205.60 : 330,136,765.20 = 97,332,242.40 : x
  2. Step 2: Convert to fraction form
    219,965,205.60/330,136,765.20 = 97,332,242.40/x
  3. Step 3: Cross multiply
    219,965,205.60x = 330,136,765.20 × 97,332,242.40
  4. Step 4: Simplify right side
    219,965,205.60x = 32,132,951,655,598,284
  5. Step 5: Solve for x
    x = 32,132,951,655,598,284/219,965,205.60
  6. Step 6: Final answer
    x = 146,081,974.96

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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.