Home / 629,857,296.40-944,785,944.60-370,939,241.20

Finding the Fourth Proportional to 629,857,296.40, 944,785,944.60 and 370,939,241.20

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Solution

The fourth proportional to 629,857,296.40, 944,785,944.60 and 370,939,241.20 is: 556,408,861.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,296.40 : 944,785,944.60 = 370,939,241.20 : x
  2. Step 2: Convert to fraction form
    629,857,296.40/944,785,944.60 = 370,939,241.20/x
  3. Step 3: Cross multiply
    629,857,296.40x = 944,785,944.60 × 370,939,241.20
  4. Step 4: Simplify right side
    629,857,296.40x = 350,458,181,386,349,248
  5. Step 5: Solve for x
    x = 350,458,181,386,349,248/629,857,296.40
  6. Step 6: Final answer
    x = 556,408,861.80

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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.