Home / 541,354,890.12-747,070,504.18-293,836,295.56

Finding the Fourth Proportional to 541,354,890.12, 747,070,504.18 and 293,836,295.56

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Solution

The fourth proportional to 541,354,890.12, 747,070,504.18 and 293,836,295.56 is: 405,494,498.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,354,890.12 : 747,070,504.18 = 293,836,295.56 : x
  2. Step 2: Convert to fraction form
    541,354,890.12/747,070,504.18 = 293,836,295.56/x
  3. Step 3: Cross multiply
    541,354,890.12x = 747,070,504.18 × 293,836,295.56
  4. Step 4: Simplify right side
    541,354,890.12x = 219,516,429,470,392,672
  5. Step 5: Solve for x
    x = 219,516,429,470,392,672/541,354,890.12
  6. Step 6: Final answer
    x = 405,494,498.11

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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.