Home / 219,965,243.60-330,136,822.20-97,332,280.40

Finding the Fourth Proportional to 219,965,243.60, 330,136,822.20 and 97,332,280.40

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Solution

The fourth proportional to 219,965,243.60, 330,136,822.20 and 97,332,280.40 is: 146,082,031.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,965,243.60 : 330,136,822.20 = 97,332,280.40 : x
  2. Step 2: Convert to fraction form
    219,965,243.60/330,136,822.20 = 97,332,280.40/x
  3. Step 3: Cross multiply
    219,965,243.60x = 330,136,822.20 × 97,332,280.40
  4. Step 4: Simplify right side
    219,965,243.60x = 32,132,969,748,735,344
  5. Step 5: Solve for x
    x = 32,132,969,748,735,344/219,965,243.60
  6. Step 6: Final answer
    x = 146,082,031.97

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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.