Home / 383,561,852.23-529,459,295.67-251,411,359.87

Finding the Fourth Proportional to 383,561,852.23, 529,459,295.67 and 251,411,359.87

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Solution

The fourth proportional to 383,561,852.23, 529,459,295.67 and 251,411,359.87 is: 347,042,023.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,561,852.23 : 529,459,295.67 = 251,411,359.87 : x
  2. Step 2: Convert to fraction form
    383,561,852.23/529,459,295.67 = 251,411,359.87/x
  3. Step 3: Cross multiply
    383,561,852.23x = 529,459,295.67 × 251,411,359.87
  4. Step 4: Simplify right side
    383,561,852.23x = 133,112,081,516,302,752
  5. Step 5: Solve for x
    x = 133,112,081,516,302,752/383,561,852.23
  6. Step 6: Final answer
    x = 347,042,023.98

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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.