Home / 541,415,571.39-747,154,435.64-293,897,093.31

Finding the Fourth Proportional to 541,415,571.39, 747,154,435.64 and 293,897,093.31

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Solution

The fourth proportional to 541,415,571.39, 747,154,435.64 and 293,897,093.31 is: 405,578,502.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,415,571.39 : 747,154,435.64 = 293,897,093.31 : x
  2. Step 2: Convert to fraction form
    541,415,571.39/747,154,435.64 = 293,897,093.31/x
  3. Step 3: Cross multiply
    541,415,571.39x = 747,154,435.64 × 293,897,093.31
  4. Step 4: Simplify right side
    541,415,571.39x = 219,586,516,886,799,968
  5. Step 5: Solve for x
    x = 219,586,516,886,799,968/541,415,571.39
  6. Step 6: Final answer
    x = 405,578,502.89

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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.