Home / 219,672,502.20-329,508,753.30-195,013,639.80

Finding the Fourth Proportional to 219,672,502.20, 329,508,753.30 and 195,013,639.80

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Solution

The fourth proportional to 219,672,502.20, 329,508,753.30 and 195,013,639.80 is: 292,520,459.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,672,502.20 : 329,508,753.30 = 195,013,639.80 : x
  2. Step 2: Convert to fraction form
    219,672,502.20/329,508,753.30 = 195,013,639.80/x
  3. Step 3: Cross multiply
    219,672,502.20x = 329,508,753.30 × 195,013,639.80
  4. Step 4: Simplify right side
    219,672,502.20x = 64,258,701,326,993,264
  5. Step 5: Solve for x
    x = 64,258,701,326,993,264/219,672,502.20
  6. Step 6: Final answer
    x = 292,520,459.70

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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.