Home / 629,857,285.90-944,785,928.85-370,939,230.70

Finding the Fourth Proportional to 629,857,285.90, 944,785,928.85 and 370,939,230.70

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Solution

The fourth proportional to 629,857,285.90, 944,785,928.85 and 370,939,230.70 is: 556,408,846.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,285.90 : 944,785,928.85 = 370,939,230.70 : x
  2. Step 2: Convert to fraction form
    629,857,285.90/944,785,928.85 = 370,939,230.70/x
  3. Step 3: Cross multiply
    629,857,285.90x = 944,785,928.85 × 370,939,230.70
  4. Step 4: Simplify right side
    629,857,285.90x = 350,458,165,623,803,904
  5. Step 5: Solve for x
    x = 350,458,165,623,803,904/629,857,285.90
  6. Step 6: Final answer
    x = 556,408,846.05

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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.