Home / 356,377,176.10-491,801,562.35-197,618,483.38

Finding the Fourth Proportional to 356,377,176.10, 491,801,562.35 and 197,618,483.38

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Solution

The fourth proportional to 356,377,176.10, 491,801,562.35 and 197,618,483.38 is: 272,714,094.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,377,176.10 : 491,801,562.35 = 197,618,483.38 : x
  2. Step 2: Convert to fraction form
    356,377,176.10/491,801,562.35 = 197,618,483.38/x
  3. Step 3: Cross multiply
    356,377,176.10x = 491,801,562.35 × 197,618,483.38
  4. Step 4: Simplify right side
    356,377,176.10x = 97,189,078,876,564,560
  5. Step 5: Solve for x
    x = 97,189,078,876,564,560/356,377,176.10
  6. Step 6: Final answer
    x = 272,714,094.49

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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.