Home / 541,354,889.12-747,070,502.80-293,836,294.56

Finding the Fourth Proportional to 541,354,889.12, 747,070,502.80 and 293,836,294.56

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Solution

The fourth proportional to 541,354,889.12, 747,070,502.80 and 293,836,294.56 is: 405,494,496.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,354,889.12 : 747,070,502.80 = 293,836,294.56 : x
  2. Step 2: Convert to fraction form
    541,354,889.12/747,070,502.80 = 293,836,294.56/x
  3. Step 3: Cross multiply
    541,354,889.12x = 747,070,502.80 × 293,836,294.56
  4. Step 4: Simplify right side
    541,354,889.12x = 219,516,428,317,828,096
  5. Step 5: Solve for x
    x = 219,516,428,317,828,096/541,354,889.12
  6. Step 6: Final answer
    x = 405,494,496.73

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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.