Home / 699,019,195.48-964,669,659.24-381,496,827.82

Finding the Fourth Proportional to 699,019,195.48, 964,669,659.24 and 381,496,827.82

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Solution

The fourth proportional to 699,019,195.48, 964,669,659.24 and 381,496,827.82 is: 526,478,267.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,019,195.48 : 964,669,659.24 = 381,496,827.82 : x
  2. Step 2: Convert to fraction form
    699,019,195.48/964,669,659.24 = 381,496,827.82/x
  3. Step 3: Cross multiply
    699,019,195.48x = 964,669,659.24 × 381,496,827.82
  4. Step 4: Simplify right side
    699,019,195.48x = 368,018,414,894,260,352
  5. Step 5: Solve for x
    x = 368,018,414,894,260,352/699,019,195.48
  6. Step 6: Final answer
    x = 526,478,267.37

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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.