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Finding the Fourth Proportional to 329,237,619.00, 493,856,641.71 and 83,612,674.68

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Solution

The fourth proportional to 329,237,619.00, 493,856,641.71 and 83,612,674.68 is: 125,419,066.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,237,619.00 : 493,856,641.71 = 83,612,674.68 : x
  2. Step 2: Convert to fraction form
    329,237,619.00/493,856,641.71 = 83,612,674.68/x
  3. Step 3: Cross multiply
    329,237,619.00x = 493,856,641.71 × 83,612,674.68
  4. Step 4: Simplify right side
    329,237,619.00x = 41,292,674,720,003,584
  5. Step 5: Solve for x
    x = 41,292,674,720,003,584/329,237,619.00
  6. Step 6: Final answer
    x = 125,419,066.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.