Home / 519,925,269.10-717,573,879.12-329,204,013.76

Finding the Fourth Proportional to 519,925,269.10, 717,573,879.12 and 329,204,013.76

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Solution

The fourth proportional to 519,925,269.10, 717,573,879.12 and 329,204,013.76 is: 454,350,298.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,925,269.10 : 717,573,879.12 = 329,204,013.76 : x
  2. Step 2: Convert to fraction form
    519,925,269.10/717,573,879.12 = 329,204,013.76/x
  3. Step 3: Cross multiply
    519,925,269.10x = 717,573,879.12 × 329,204,013.76
  4. Step 4: Simplify right side
    519,925,269.10x = 236,228,201,175,637,056
  5. Step 5: Solve for x
    x = 236,228,201,175,637,056/519,925,269.10
  6. Step 6: Final answer
    x = 454,350,298.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.