Home / 219,672,030.20-329,508,045.30-168,653,694.20

Finding the Fourth Proportional to 219,672,030.20, 329,508,045.30 and 168,653,694.20

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Solution

The fourth proportional to 219,672,030.20, 329,508,045.30 and 168,653,694.20 is: 252,980,541.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,672,030.20 : 329,508,045.30 = 168,653,694.20 : x
  2. Step 2: Convert to fraction form
    219,672,030.20/329,508,045.30 = 168,653,694.20/x
  3. Step 3: Cross multiply
    219,672,030.20x = 329,508,045.30 × 168,653,694.20
  4. Step 4: Simplify right side
    219,672,030.20x = 55,572,749,108,465,944
  5. Step 5: Solve for x
    x = 55,572,749,108,465,944/219,672,030.20
  6. Step 6: Final answer
    x = 252,980,541.30

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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.