Home / 383,561,854.74-529,459,299.12-251,411,362.38

Finding the Fourth Proportional to 383,561,854.74, 529,459,299.12 and 251,411,362.38

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Solution

The fourth proportional to 383,561,854.74, 529,459,299.12 and 251,411,362.38 is: 347,042,027.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,561,854.74 : 529,459,299.12 = 251,411,362.38 : x
  2. Step 2: Convert to fraction form
    383,561,854.74/529,459,299.12 = 251,411,362.38/x
  3. Step 3: Cross multiply
    383,561,854.74x = 529,459,299.12 × 251,411,362.38
  4. Step 4: Simplify right side
    383,561,854.74x = 133,112,083,716,519,136
  5. Step 5: Solve for x
    x = 133,112,083,716,519,136/383,561,854.74
  6. Step 6: Final answer
    x = 347,042,027.44

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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.