Home / 219,929,125.68-329,965,349.20-104,898,699.36

Finding the Fourth Proportional to 219,929,125.68, 329,965,349.20 and 104,898,699.36

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Solution

The fourth proportional to 219,929,125.68, 329,965,349.20 and 104,898,699.36 is: 157,382,228.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,929,125.68 : 329,965,349.20 = 104,898,699.36 : x
  2. Step 2: Convert to fraction form
    219,929,125.68/329,965,349.20 = 104,898,699.36/x
  3. Step 3: Cross multiply
    219,929,125.68x = 329,965,349.20 × 104,898,699.36
  4. Step 4: Simplify right side
    219,929,125.68x = 34,612,935,964,948,216
  5. Step 5: Solve for x
    x = 34,612,935,964,948,216/219,929,125.68
  6. Step 6: Final answer
    x = 157,382,228.74

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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.